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Title: Blue Aluminum Alloy Potentiometer Knob  
Category: Musical Instruments Accessories  
Brand: mxuteuk  
Description: 4‑piece set of blue aluminum alloy knobs with knurled knurled heads for potentiometer control.  
Details: Each knob is 25 mm wide by 15.5 mm high (d × h), 6 mm shaft, includes a small wrench for size adjustment.

Price is $