Set of 3 Boss effects pedal replacement knobs - gold
Fits many models - including BD-2 Blues Driver and TR-2 Tremolo. Price includes free domestic USPS shipping! Larger two knobs are push-on, 3/4" in diameter at the base, 1/2" in height and feature a white index pointer. Smaller knob is 1/2" in diameter and height and features a set screw on the side and a white index pointer. As pictured - set of three.