Best Four Arm Knobs In September 2026

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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 2026

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

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

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

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

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

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

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

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

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

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

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

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

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

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

• Easy to grip
• Country of origin: united states
• 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

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

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

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

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

• Dimcogray part #2-291-300