ITEM NAME:10 pcs 6mm inner potentiometer axis potentiometer control knob knob X2L1 10 pcs 6mm inner potentiometer axis potentiometer control knob knob X2L1 Product name: Potentiometer encoder Model: KYP25-18-6J Button Diameter: 19mm / 0.7 inch Insert shaft diameter: 6mm / 15/64 inch Material: plastic, metal; Weight: 59g Color: gray, brass Package included: 10 x potentiometer rotary encoder Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Color: gray, brass. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.