Best Male Four Arm Knobs. Reviews November, 2020

Davies - A10-2830-U Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8"-16 Thread Size X 2" Thread Length, 2" Diameter (Pack of 10)

Search only Davies brand name
Davies - A10-2830-U Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8

Current price: 15.65 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud

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Davies Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 3/8"-16 Thread Size X 1/2" Thread Length, 2" Diameter (Pack of 5)

Search only Davies brand name
Davies Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 3/8

Current price: 16.99 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole

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The Hillman Group 55421 Arm Clamp Knob Male, 1-1/2 X 1/4, 4-Pack

Search only The Hillman Group brand name
The Hillman Group 55421 Arm Clamp Knob Male, 1-1/2 X 1/4, 4-Pack

Current price: 12.35 USD


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Height: 1.6 Inches

Length: 3.5 Inches

Width: 2.6 Inches

  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms

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Davies Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 3/8"-16 Thread Size X 1/2" Thread Length, 2-1/4" Diameter (Pack of 10)

Search only Davies brand name
Davies Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 3/8

Current price: 15.16 USD

Saving: $2.75 (15%)


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole

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The Hillman Group 55420 Arm Clamp Knob Male, 1-1/8 X 1/4, 4-Pack

Search only The Hillman Group brand name
The Hillman Group 55420 Arm Clamp Knob Male, 1-1/8 X 1/4, 4-Pack

Current price: 10.56 USD

Saving: $1.44 (12%)


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Height: 1.6 Inches

Length: 3.5 Inches

Width: 2.7 Inches

  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms

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Knurled Head Thumb Screws #10-24 x 1 1//4" - Knobs with Threaded Stud - Knurled Thumb Screw #10-24 Three Arm Knob - Knurled Thread Clamping Knob - Threaded Knurled Thumbscrew (4)

Search only Magic Hub brand name
Knurled Head Thumb Screws #10-24 x 1 1//4

Current price: 17.97 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • #10-24 x 1 1/4" Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws

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Davies A10-2820AU Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 5/16"-18 Thread Size X 1/2" Thread Length, 1.50" Diameter (Pack of 10)

Search only Davies brand name
Davies A10-2820AU Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 5/16

Current price: 13.9 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • #10-24 x 1 1/4" Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws
  • 1-1/2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 5/16 inches-18
  • Measures 1-1/2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 5/16"-18
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole

More Info

Davies A10-2830-E Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8"-16 Thread Size X 1" Thread Length, 2" Diameter (Pack of 10)

Search only Davies brand name
Davies A10-2830-E Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8

Current price: 17.32 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • #10-24 x 1 1/4" Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws
  • 1-1/2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 5/16 inches-18
  • Measures 1-1/2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 5/16"-18
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1"
  • Mounting type: projecting stud

More Info

Knurled Head Thumb Screws 1/4-28 X 1 1/2" - Knobs with Threaded Stud - Knurled Thumb Screw 1/4-28 Three Arm Knob - Knurled Thread Clamping Knob - Threaded Knurled Thumbscrew (4)

Search only Magic Hub brand name
Knurled Head Thumb Screws 1/4-28 X 1 1/2

Current price: 18.94 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • #10-24 x 1 1/4" Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws
  • 1-1/2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 5/16 inches-18
  • Measures 1-1/2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 5/16"-18
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1"
  • Mounting type: projecting stud
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • 1/4-28 X 1 1/2” Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws

More Info

Davies A10-2825-F Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 1/4"-20 Thread Size X 1/2" Thread Length, 1-3/4" Diameter (Pack of 5)

Search only Davies brand name
Davies A10-2825-F Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 1/4

Current price: 15.02 USD


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  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 2"
  • Mounting type: projecting stud
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread Size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • 2-1/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2-1/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • Country of Origin: United States
  • Thread size: 1/4-20
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • #10-24 x 1 1/4" Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws
  • 1-1/2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 5/16 inches-18
  • Measures 1-1/2" diameter by 1" height
  • Plastic material: thermoset; insert material: brass
  • Mounting diameter and threads per inch: 5/16"-18
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole
  • 2 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Insert Material: Steel, Zinc-Plated
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 3/8 inches-16
  • Measures 2" diameter by 1" height
  • Plastic material: thermoset; insert material: steel, zinc plated
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread length/depth: 1"
  • Mounting type: projecting stud
  • Easy to install and remove without any other tools, can be used repeatedly
  • The head is made of durable Acetal Plastic Resin.
  • Thread Material – Stainless Steel - anti-corrosion and anti-rust.
  • 1/4-28 X 1 1/2” Thumb Screws with Knurled Round Head
  • Package Content: 4 x Black Thumb Screws
  • 1-3/4 inches X 1 inches
  • nylon patch: Not present
  • Right-handed
  • Rim Style: Fluted
  • Without set screw
  • Thread Size: 1/4 inches-20
  • Measures 1-3/4" diameter by 1" height
  • Plastic material: thermoplastic; insert material: brass
  • Mounting diameter and threads per inch: 1/4"-20
  • Thread length/depth: 1/2"
  • Mounting type: thru-hole

More Info

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