Synth & Eurorack Parts / DIY

Our Synth & Eurorack Parts / DIY category is a curated list of items that are commonly found in synth/eurorack projects. The items and filters here do not represent our full lineup of parts. If you don't see what you are looking for, check out our main categories or send us a suggestion and we'll look into adding it.
Knob - Pointer, Small, Knurled, 0.675” Diameter
Colors Available:
This vintage knob design has been used on numerous boutique pedals. These classy knurled pointer knobs feature a slotted set screw, and fit ¼" solid shaft potentiometers. These are a close match to the Davies 1400.
  • Height: 0.43 in.
  • Length: 0.825 in.
  • Fits ¼" shaft with set screw
$0.69
Knob - Mini Indicator, Set Screw, 15mm x 11mm
Colors Available:
Mini fluted knob with infilled indicator line. Pairs well with the larger P-K850X. Fits ¼” (6.35mm) pot shafts.
  • Height: 11mm
  • Diameter: 15mm
  • Fits 1/4" shaft with set screw
Starting at $0.75
Knob - Scalloped Edge, Indicator Line, Set Screw
Colors Available:
Set screw knob with indicator line and scalloped edge. Measures .50" in diameter and .6" in height. Davies 1900H clone
$0.79
Knob - Small, Indicator Line, set screw
Colors Available:
The P-K380 is a high quality Davies 1510 clone. This classic design can be found on countless pedals, synths, amps and other equipment. The set screw uses a metal insert for additional stability and durability. This knob has an infilled painted indicator and fits 1/4" (6.35mm) pot shafts. The P-K380 pairs nicely with the color matched P-K801-BRASS-X knobs.
Starting at $0.85
Knob - Plastic, Set Screw, Small MXR Style, 0.75" diameter
Colors Available:
Small plastic knobs with set screw and brass insert. Similar to the small knobs used on many Dunlop / MXR pedals. These knobs have a fluted grip with an indicator line as well as a dot indicator on the skirt. Fits ¼” (6.35mm) pot shafts.
Starting at $0.85
Knob - Plastic, Set Screw, Pinched w/ Line, 0.630" Diameter
Colors Available:
Small plastic control knob with set screw and metal insert. This knob has a pinched grip similar to the Davies 1510 but features a smaller diameter and scooped cutout for a distinctive appearance. Fits ¼” (6.35mm) pot shafts.
Starting at $0.85
Knob - Plastic, Set Screw, Knurled w/ Dot, 0.605" Diameter
Small black plastic control knob with set screw and brass insert. These unique knobs are similar in style to the Davies 1140. They have a thick decorative knurl. A white dot as well as a vertical cutout channel serve as the indicator. Fits ¼” (6.35mm) pot shafts.
$0.89
Knob - Plastic, Set Screw, Boss Style, 0.63” Diameter
Colors Available:
Plastic control knob with set screw and brass insert. This skirted knob is similar in style to the knobs found on many Boss pedals. It features a fluted grip with a radial-brushed metal top. The indicator line extends from the top of the down down through the bottom of the skirt. Fits ¼” (6.35mm) pot shafts.
See P-K370X for a skirted version.
$0.95
Knob - Plastic, Set Screw, Vertical Pointer, 0.51" Diameter
Colors Available:
Small plastic control knob with set screw and brass insert. This knob features a radial-brushed metal top, a fine straight-knurl grip, and a vertical pointer. Fits ¼” (6.35mm) pot shafts.
$0.95
Knob - Scalloped Edge, Indicator Line, Set Screw, Brass Insert
Colors Available:
The P-K801-BRASS is a custom built Davies 1900H clone. This knob features a brass insert in addition to a thick plastic build resulting in the most solid version of this knob available. The thick plastic eliminates the unfortunate hairline fractures that can commonly be found near the set screw of other versions. The P-K801-BRASS has an infilled painted indicator and fits ¼” (6.35mm) pot shafts.
$0.95
Knob - Plastic, Set Screw, Vertical Line, 0.525" Diameter
Colors Available:
Small plastic control knob with set screw and brass insert. This knob features a radial-brushed metal top and a stylish vertical knurl. The style is similar to the Boss middle knobs used on many pedals. Fits ¼” (6.35mm) pot shafts.
$0.95
Knob - Plastic, Knurled Shaft, 808 Style
Black textured plastic knobs with orange infilled indicator lines similar to the original knobs found on Roland TR-808 drum machines.These knobs feature a straight knurled grip. The large and medium sizes both have a skirt with a notched indicator. All sizes fit 6mm T18 knurled pot shafts.
Starting at $0.95
Knob - Plastic, Set Screw, Skirted w/ Top Line, 0.87" Diameter
Black plastic control knob with set screw and brass insert. The grip has a thick vertical knurl with an indicator line on a raised top. This skirted knob is a close match to the knobs used on some late 1960s Fuzz Face® pedals as well as the Eric Johnson signature model. Fits ¼” (6.35mm) pot shafts.
  • Height: 0.77 in.
  • Diameter: 0.87 in.
  • Fits ¼" shaft with set screw
$0.99
Knob - Chicken Head, mini, high-quality, brass insert, Set Screw
Colors Available:
High quality miniature chicken head knob with set screw for smaller applications. 0.90" long nose to tail. Mini Davies 2300 clone.
Starting at $0.99
Knob - Plastic, Set Screw, MXR Style, 0.755" Diameter
Mid-sized black plastic control knob with set screw and brass insert. This knob is similar in appearance to the classic MXR knobs but with a smaller diameter. It features a fluted grip with an indicator line along with a small skirt with a dot indicator. Fits ¼” (6.35mm) pot shafts.
$1.15
Knob - Plastic, Set Screw, MXR Style, 1.0" Diameter
Colors Available:
Large plastic knobs with set screw and brass insert. Similar to the knobs used on many classic Dunlop / MXR pedals. These knobs have a fluted grip with an indicator line as well as a dot indicator on the skirt. Fits ¼” (6.35mm) pot shafts.
Starting at $1.15
Knob - Phenolic, Set Screw, Gaunt Chicken Head
High quality chicken head knobs with vintage gaunt design. The gaunt chicken head has a thinner band that extends above the base allowing for easy manipulation of the knob. This knob has a thick infilled indicator line and is made of solid phenolic. Fits 0.25” (6.35mm) shafts with set screw and brass insert.
  • Height: 0.67 in.
  • Length: 1.26 in.
  • Fits ¼" shaft with set screw
$1.20
Knob - Black, White Line, Silver Top, Set Screw, Boss Style
Black knob with white line, silver top, set screw and brass insert. Fits ¼" shaft with set screw. These Boss style knobs come in a variety of sizes. See P-K383X for an unskirted version.
Starting at $1.50
Knob - Plastic, Set Screw, Skirted Pointer, 1.125" Diameter
Colors Available:
Large black plastic control knob with set screw and brass insert. This distinctive pointer knob is similar to the selector knobs used on original MiniMoog and Moog modular synths. It features a triangular pointer, a radial brushed metal top, and a line indicator. The large skirt has a diameter of 1.125 inches. Fits ¼” (6.35mm) pot shafts.
$1.55
Knob - Rogan, PT Series, 1P, Small, Pointer, Knurled Shaft
High-quality USA made knobs from Rogan Corp. These small pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm T18 knurled shafts.
  • Height: 0.55 in.
  • Diameter: 0.45 in.
  • Fits T18 Knurled Shafts

For a D-shaft version of this knob, see P-K281P-W. A variety of different sizes are available from the PT Series. See the links below for the full selection of knurled shaft knobs from this series. P-K271PS-W 1PS Small Skirted Pointer P-K272P-W 2P Medium Pointer P-K272PS-W 2PS Medium Skirted Pointer
$1.65
Knob - Rogan, PT Series, 2P, Medium, Pointer, Knurled Shaft
High-quality USA made knobs from Rogan Corp. These medium pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm T18 knurled shafts.
  • Height: 0.68 in.
  • Diameter: 0.50 in.
  • Fits T18 Knurled Shafts

For a D-shaft version of this knob, see P-K282P-W. A variety of different sizes are available from the PT Series. See the links below for the full selection of knurled shaft knobs from this series. P-K271P-W 1P Small Pointer P-K271PS-W 1PS Small Skirted Pointer P-K272PS-W 2PS Medium Skirted Pointer
$1.65
Knob - Rogan, PT Series, 1S, Small, Skirted, D-Shaft
Colors Available:
High-quality USA made knobs from Rogan Corp. These small, skirted knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.71 in.
  • Diameter: 0.57 in.
  • Fits 6mm D Shafts
  • No indicator

A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 2P, Medium, Pointer, D-Shaft
High-quality USA made knobs from Rogan Corp. These medium pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm D-shafts.
  • Height: 0.68 in.
  • Diameter: 0.50 in.
  • Fits 6mm D Shafts
  • Indicator on round side of D-shaft

For a T18 knurled version of this knob, see P-K272P-W. A variety of different sizes are available from the PT Series.
$1.65
Knob - Rogan, PT Series, 1PS, Small, Skirted, Pointer, Knurled Shaft
High-quality USA made knobs from Rogan Corp. These small, skirted pointer knobs from Rogan’s PT Series feature a soft rubber grip molded over a solid polymer knob. PT Series knobs can be found on synthesizer modules from Make Noise, Mutable Instruments and others. Fits 6mm T18 knurled shafts.
  • Height: 0.71 in.
  • Diameter: 0.57 in.
  • Fits T18 Knurled Shafts

For a D-shaft version of this knob, see P-K281PS-W. A variety of different sizes are available from the PT Series. See the links below for the full selection of knurled shaft knobs from this series. P-K271P-W 1P Small Pointer P-K272P-W 2P Medium Pointer P-K272PS-W 2PS Medium Skirted Pointer
$1.65