A
Anonymous
Apr 11, 2026
Rating: 3/5
Measure First
Good knob but make sure your shaft isn't tapered.
Description
Precision Dial Knob for 3590S, RV24/30, WXD3 Multi-Turn Potentiometer, Cap 6/4mm
Reviews
Attributes
| Brand | - |
| Category | Musical Instrument Accessories / Guitar Electronic Accessories |
| Origin | - |
| Material | Aluminum Alloy |
| Shaft Compatibility | 4mm / 6mm / 6.35mm |
| Outer Diameter | 28 mm |
| Total Height | 25 mm |
| Color Finish | Anodized Silver |
| Set Screw Type | M3 Grub Screw |
| Weight | 15 grams |
| Compatible Pots | 3590S, RV24, RV30 |
| Knob Style | Precision Scale Pointer |
| Package Contents | 1 Knob, 1 Screw |
5 reviews
A
Anonymous
Mar 27, 2026
Rating: 5/5
Great for DIY Pedals
Fits my 3590S pots perfectly. The pointer helps with setting exact values.
A
Anonymous
Feb 23, 2026
Rating: 5/5
Perfect Fit
Ordered for 6mm shafts and they slid on smoothly.
A
Anonymous
Feb 02, 2026
Rating: 5/5
Looks Professional
Adds a nice touch to my custom guitar electronics.
A
Anonymous
Jan 26, 2026
Rating: 4/5
Nice Quality
Solid aluminum, but the set screw was a bit hard to tighten.
5 FAQ
Q: Will this work on a Bourns 3590S?
A: Yes, this knob is specifically designed to be compatible with 3590S multi-turn potentiometers.
Q: Is an Allen key included?
A: No, you will need a standard 1.5mm Allen key for installation.
Q: Can I use this on a 4mm shaft?
A: Yes, the product description lists 4mm shaft compatibility.
Q: Does this fit standard guitar volume pots?
A: Standard guitar pots are usually 6.35mm or split shaft. This fits solid 6.35mm best.
Q: Is the pointer glued or part of the metal?
A: The pointer is machined as part of the aluminum knob for durability.
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