Best Four Arm Knobs In June 2025

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Are you looking for the Top 10 Best Four Arm Knobs? Well, just grab a cup of coffee and read on! We are huge fans of Best Four Arm Knobs and have done our comprehensive research here.

To help you in your search, we have completed this list of the Best Four Arm Knobs.

Top Rated Best Four Arm Knobs Of 2025

Rank Product Name Score
1
Davies Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8"-16 Thread Size X
Davies Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8"-16 Thread Size X
9.7
2
Davies Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 1/4"-20 Thread Size
Davies Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 1/4"-20 Thread Size
9.5
3
Davies Thermoset Three Arm Knob, Flute Rim, Threaded Stud, 1/4"-20 Thread Size X
Davies Thermoset Three Arm Knob, Flute Rim, Threaded Stud, 1/4"-20 Thread Size X
9.1
4
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 3/8"-16 Thread Size x
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 3/8"-16 Thread Size x
8.8
5
Davies Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 5/16"-18 Thread Size
Davies Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 5/16"-18 Thread Size
8.6
6
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/4"-20 Thread Size x
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/4"-20 Thread Size x
8.3
7
The Hillman Group 55418 Arm Clamp Knob Female, 1-1/2 X 1/4, 4-Pack
The Hillman Group 55418 Arm Clamp Knob Female, 1-1/2 X 1/4, 4-Pack
8.1
8
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/2"-13 Thread Size x
Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/2"-13 Thread Size x
7.8
9
Davies Thermoset Three Arm Knob, Flute Rim, Threaded Hole, 1/4"-20 Thread Size X
Davies Thermoset Three Arm Knob, Flute Rim, Threaded Hole, 1/4"-20 Thread Size X
7.5
10
DimcoGray Black Phenolic 4 Prong Knob Female, Brass Insert: 1/4-20" Thread x 7/16"
DimcoGray Black Phenolic 4 Prong Knob Female, Brass Insert: 1/4-20" Thread x 7/16"
7.2

1. Davies Thermoset Four Arm knob, Flute Rim, Threaded Stud, 3/8"-16 Thread Size X

1
9.7/10 our score

  • Right-handed
  • Plastic material: thermoset, insert material: steel, zinc plated
  • Thread length/depth: 2"
  • Thread size: 3/8 inches-16
  • Rim style: fluted
  • 2 inches x 1 inches

2. Davies Thermoplastic Four Arm knob, Flute Rim, Threaded Through Hole, 1/4"-20 Thread Size

2
9.5/10 our score

  • Plastic material: thermoplastic, insert material: brass
  • Nylon patch: not present
  • Thread length/depth: 1/2"
  • Rim style: fluted
  • Thread size: 1/4 inches-20
  • Mounting type: thru-hole

3. Davies Thermoset Three Arm Knob, Flute Rim, Threaded Stud, 1/4"-20 Thread Size X

3
9.1/10 our score

  • 7/8 inches x 3/4 inches
  • Right-handed
  • Thread size: 1/4 inches-20
  • Rim style: fluted
  • Plastic material: thermoset, insert material: steel, zinc plated
  • Thread length/depth: 1/2"

4. Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 3/8"-16 Thread Size x

4
8.8/10 our score

  • Brass insert
  • Measures 2" width by 1" height
  • Thread length: 1/2"
  • Mounting type: threaded hole
  • Mounting diameter and threads per inch: 3/8"-16
  • Thread size: 3/8"-16

5. Davies Thermoset Four Arm knob, Flute Rim, Threaded Through Hole, 5/16"-18 Thread Size

5
8.6/10 our score

  • Mounting type: thru-hole
  • Nylon patch: not present
  • Thread size: 5/16 inches-18
  • Thread length/depth: 1/2"
  • Rim style: fluted
  • Plastic material: thermoset, insert material: brass

6. Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/4"-20 Thread Size x

6
8.3/10 our score

  • Brass insert
  • Measures 1-1/2" width by 1" height
  • Thread length: 3/8"
  • Mounting type: threaded hole
  • Thread size: 1/4"-20
  • Mounting diameter and threads per inch: 1/4"-20

7. The Hillman Group 55418 Arm Clamp Knob Female, 1-1/2 X 1/4, 4-Pack

7
8.1/10 our score

  • Country of origin: united states
  • Easy to grip
  • Arm clamp knobs usually have 3 or 4 arms
  • Thread size: 1/4-20

8. Morton Phenolic Four Arm Knob, Fluted Rim, Threaded Hole, 1/2"-13 Thread Size x

8
7.8/10 our score

  • Mounting diameter and threads per inch: 1/2"-13
  • Thread length: 5/8"
  • Measures 2" width by 1" height
  • Mounting type: threaded hole
  • Brass insert
  • Thread size: 1/2"-13

9. Davies Thermoset Three Arm Knob, Flute Rim, Threaded Hole, 1/4"-20 Thread Size X

9
7.5/10 our score

  • Rim style: fluted
  • Thread length/depth: 3/8"
  • Mounting type: female insert
  • Thread size: 1/4 inches-20
  • Plastic material: thermoset, insert material: brass
  • Nylon patch: not present

10. DimcoGray Black Phenolic 4 Prong Knob Female, Brass Insert: 1/4-20" Thread x 7/16"

10
7.2/10 our score

  • Dimcogray part #2-291-300

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