Skip to main content
Home / Guitar Electronic Accessories / Electric Guitar Effect Pedal, Amp Volume Control Knob Cap, Bass Aluminum Foil Potentiometer Cap, Foil Knob

Attributes

Brand -
Category Musical Instrument Accessories / Guitar Electronic Accessories
Origin -
Material Aluminum Alloy
Color Matte Black
Compatibility Electric Guitar & Bass
Shaft Type 6mm Splined
Knob Diameter 18mm
Knob Height 25mm
Item Weight 60g (Set)
Package Quantity 4 Pieces
Surface Finish Anodized
Set Screw Included

5 reviews

A

Anonymous

Apr 18, 2026

Rating: 5/5

Exactly As Described

Matched the photos perfectly. Shipping was fast and packaging was secure.

A

Anonymous

Mar 25, 2026

Rating: 5/5

Solid Build

Very sturdy aluminum construction. They feel much more premium than the plastic knobs that came with my pedal.

A

Anonymous

Mar 20, 2026

Rating: 5/5

Looks Pro

Changed the look of my pedal board instantly. The matte black finish matches everything.

A

Anonymous

Mar 05, 2026

Rating: 4/5

Good Fit

Fit well on my pots but were a bit tight to get on initially. Once set, they are secure.

A

Anonymous

Feb 12, 2026

Rating: 5/5

Great Value

Cheap upgrade that makes a big difference. Highly recommend for DIY pedal builders.

5 FAQ

Q: What size allen key is needed?

A: Usually a 1.5mm Allen key is required for the set screws.

Q: Are they made of metal?

A: Yes, they are crafted from durable aluminum alloy.

Q: Do these fit push-on pots?

A: No, these are designed specifically for 6mm splined shafts.

Q: Do set screws come with the knobs?

A: Yes, set screws are included in the package for installation.

Q: Can I use these on a bass guitar?

A: Yes, they are compatible with standard bass guitar potentiometers.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
15-inch Carbon Fiber FPV Drone Frame - High-Strength Quadcopter Aerial Photography Chassis Direct Sale

15-inch Carbon Fiber FPV Drone Frame - High-Strength Quadcopter Aerial Photography Chassis Direct Sale

$396.44

Petal-Shaped Ceramic Tea Scoop and Holder for Gongfu Tea Ceremony

Petal-Shaped Ceramic Tea Scoop and Holder for Gongfu Tea Ceremony

$97.00

Scented Candle Waxing Cotton Wick with Base Wick Fixer Sticker DIY Materials

Scented Candle Waxing Cotton Wick with Base Wick Fixer Sticker DIY Materials

$0.35

Stainless Steel Fish Tank Converter - Bucket to Aquarium Adapter with Inverted Stand and Faucet Spout for Mineral Water Jugs

Stainless Steel Fish Tank Converter - Bucket to Aquarium Adapter with Inverted Stand and Faucet Spout for Mineral Water Jugs

$13.58

Non-woven Cleaning Cloths, Lint-free Wiping Rags, Oil-absorbing Paper, Machine Cleaning Cloth, Dust Removal Cloth for Subway Use (No Washing Required)

Non-woven Cleaning Cloths, Lint-free Wiping Rags, Oil-absorbing Paper, Machine Cleaning Cloth, Dust Removal Cloth for Subway Use (No Washing Required)

$138.00

Large Paint Brush Set - Watercolor Pen Kit for Children's Day Art and Drawing

Large Paint Brush Set - Watercolor Pen Kit for Children's Day Art and Drawing

$31.25

Foldable Car Tire Stone Removal Tool, Explosion-Proof Scraper Hook for Extracting Pebbles from Tires

Foldable Car Tire Stone Removal Tool, Explosion-Proof Scraper Hook for Extracting Pebbles from Tires

$19.53

Black Swan Watercolor, Gouache, and Acrylic Paint Brush Set - Professional Art Painting Tools for Numbered Paint-by-Number Kits

Black Swan Watercolor, Gouache, and Acrylic Paint Brush Set - Professional Art Painting Tools for Numbered Paint-by-Number Kits

$6.80

Jiangchuan 800 Roll-to-Roll Oil-Heated Roller Heat Transfer Machine – Digital Sublimation Printer for Curtain Fabric Rolls

Jiangchuan 800 Roll-to-Roll Oil-Heated Roller Heat Transfer Machine – Digital Sublimation Printer for Curtain Fabric Rolls

$147,743.75

Traditional Handcrafted Wooden Rattle for Newborns – Safe for Teething, Intangible Cultural Heritage Toy

Traditional Handcrafted Wooden Rattle for Newborns – Safe for Teething, Intangible Cultural Heritage Toy

$10.10

All-Season Quiet and Comfortable Vacuum Tires for Buick Enclave 2013-2014 - Custom Fit, Wear-Resistant

All-Season Quiet and Comfortable Vacuum Tires for Buick Enclave 2013-2014 - Custom Fit, Wear-Resistant

$458.00

Mia Core Paper Stump and Blending Knife Set, Double-Ended Blending Pen for Sketching, Art Student Drawing Tools (S/M/L)

Mia Core Paper Stump and Blending Knife Set, Double-Ended Blending Pen for Sketching, Art Student Drawing Tools (S/M/L)

$4.28

Feileniao Gongbi Painting Draft Sheets – Pre-Outlined Bird-and-Flower Designs on Sized Xuan Paper for Color Filling Practice

Feileniao Gongbi Painting Draft Sheets – Pre-Outlined Bird-and-Flower Designs on Sized Xuan Paper for Color Filling Practice

$8.42

Automatic Retractable Air Hose Reel, Electronic Drum, Water Drum, Yarn Clamp, Air Pump Hose for Auto Repair, Beauty, Gardening, and Washing

Automatic Retractable Air Hose Reel, Electronic Drum, Water Drum, Yarn Clamp, Air Pump Hose for Auto Repair, Beauty, Gardening, and Washing

$280.00

LA Curved Surface Screen Printing Machine - Automatic Cup Printer, Cylindrical Net Printer for Cosmetic Bottles

LA Curved Surface Screen Printing Machine - Automatic Cup Printer, Cylindrical Net Printer for Cosmetic Bottles

$26,750.00

Bathroom Toilet Storage Rack - Over-Toilet Shelf for Bathroom, Restroom, Washing Machine with Flip Lid - Space-Saving Organizer

Bathroom Toilet Storage Rack - Over-Toilet Shelf for Bathroom, Restroom, Washing Machine with Flip Lid - Space-Saving Organizer

$59.00

Heavy-Duty Chain Slings for Lifting Rebar and Steel - Manganese Steel Lifting Chains

Heavy-Duty Chain Slings for Lifting Rebar and Steel - Manganese Steel Lifting Chains

$113.00

Toilet Storage Rack - No-Drill Bathroom Organizer for Restrooms and Washrooms

Toilet Storage Rack - No-Drill Bathroom Organizer for Restrooms and Washrooms

$14.80

Shuhai Blanching and Scalding Machine Fully Automatic Fresh Steam FVJ Vegetable Cooking and Cooling Equipment Enoki Mushroom Shiitake Blanching Flow Cooling

Shuhai Blanching and Scalding Machine Fully Automatic Fresh Steam FVJ Vegetable Cooking and Cooling Equipment Enoki Mushroom Shiitake Blanching Flow Cooling

$18,900.00

PELICAN 1020 Waterproof Case - Compact Protective Box for Earphones with Free Shipping

PELICAN 1020 Waterproof Case - Compact Protective Box for Earphones with Free Shipping

$40.00

Marie's Collapsible Brush Washing Bucket Art TEP Watercolor Chinese Painting Brush Rinser Portable Silicone Extendable Small Paint Washing Bucket for Art Students

Marie's Collapsible Brush Washing Bucket Art TEP Watercolor Chinese Painting Brush Rinser Portable Silicone Extendable Small Paint Washing Bucket for Art Students

$12.50

Duosoduoxi Black Series Paper Blending Stumps (6-Pack) - Elastic Xuan Paper Tools for Art Exams and Sketch Highlighting

Duosoduoxi Black Series Paper Blending Stumps (6-Pack) - Elastic Xuan Paper Tools for Art Exams and Sketch Highlighting

$5.10

Factory Direct 502 Super Glue - Instant Adhesive, 3-Second Bond, High-Strength Fast-Drying Glue for Furniture and Wood Repair

Factory Direct 502 Super Glue - Instant Adhesive, 3-Second Bond, High-Strength Fast-Drying Glue for Furniture and Wood Repair

$1.28

NORTON Industrial Red Scouring Pad for Stainless Steel Brushing, Polishing, and Rust Removal – Fine Grit Abrasive Cloth

NORTON Industrial Red Scouring Pad for Stainless Steel Brushing, Polishing, and Rust Removal – Fine Grit Abrasive Cloth

$17.50

Bucket Pack Soft-Tip Glitter Markers, Non-Toxic Washable Color Pens for Student Art and Drawing, Gel Highlighters

Bucket Pack Soft-Tip Glitter Markers, Non-Toxic Washable Color Pens for Student Art and Drawing, Gel Highlighters

$2.99

6-Piece Nylon Brush Set for DIY Aromatherapy Candles, Plaster Coloring, Outlining, Detailing, Gouache, Acrylics, and Baking

6-Piece Nylon Brush Set for DIY Aromatherapy Candles, Plaster Coloring, Outlining, Detailing, Gouache, Acrylics, and Baking

$1.28

Activated Carbon Filter, Quartz Sand Filter, Fiber Ball Filter, Wastewater Filter, Environmental Protection Equipment

Activated Carbon Filter, Quartz Sand Filter, Fiber Ball Filter, Wastewater Filter, Environmental Protection Equipment

$45,000.00

Factory Direct Vegetable Filling Processing Equipment - TMH Dumpling and Bun Filling Chopper for Cabbage and Vegetables

Factory Direct Vegetable Filling Processing Equipment - TMH Dumpling and Bun Filling Chopper for Cabbage and Vegetables

$12,155.40

Hairline Transplant | No-Shave Hair Restoration | 1-2000 Grafts with Velvet Texture & Pain Management by Medical Director

Hairline Transplant | No-Shave Hair Restoration | 1-2000 Grafts with Velvet Texture & Pain Management by Medical Director

$29,800.00

Manufacturer Mini Donut Machine - Snack Food Equipment, 304 Stainless Steel Donut Maker for Puffed Foods

Manufacturer Mini Donut Machine - Snack Food Equipment, 304 Stainless Steel Donut Maker for Puffed Foods

$3,760.00