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Boss Style Knob in Color - Knurled Shaft (20mm OD)

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Get the classic Boss style knob for your 18T knurled shaft potentiometer. Just slide them on and you are ready to rock.

A clear plastic film protects the mirror caps from bumps and scratches in transit and can be removed if you want a little extra shine.

The Specs:

Boss style knob

Plastic with indicator

For 18T (6.0mm) knurled shaft pots

12mm (1/2") tall

20mm (3/4") outer diameter at the skirt

Want them in smooth shaft? Check out our 20mm version with set screw fastener here.

Love the look and want Even More Boss? Our 14mm Boss Style Middle Knob skips the skirt for a slimmer profile.

Tip: The term "Boss" refers to the aesthetic design of this knob, with the mirror cap inset into a plastic knob shell. A Boss-style knob will not automatically fit all Boss pedals. The right fit depends on the shaft size of the knob's potentiometer. Read this post to figure out what kind of knob you need: