Mini guitar pots, 15mm short shaft with coarse knurling and with bayonet tip. The low flux 250K ohm potentiometer, gives the guitar a little warmer sound. 250K pots are usually used for single-coil pickups. Note: there is no fixed formula for the tone, depending on guitar sound you like. Mini pot for tight control cavities, or a raised archtop guitar pickguard. Package List: 2 piece A250K pots, coming with mounting nuts and flat washers. Linear taper (B type), knurled shaft diameter approx. 1/4inch (6mm), thread shaft diameter approx. 2/7inch (7mm). Deatil size, kindly refer to the drawing size. Thanks. Description: Mini audio-potentiometer, perfect for replacing and upgrading tone controls. Short knurled and shaft, small size. Coarse knurled shaft fits most control knobs. Mini guitar pots, 15mm short shaft with coarse knurling and with bayonet tip. Size: B Type Shaft Length: Approx.15mm Shaft Diameter: Approx.6mm Shaft Thread diameter: Approx. 7mm Base Diameter: Approx.17mm Whole Length: Approx.24mm With bayonet tip Full Resistance: A250K ohm Package Include: 2 X A250K Pots Note: Manual measurement, please allow slight errors on size. The colors may exist slight difference due to different screens. Package Including 2 X Guitar Potentiometers