KAISH Black Set of 2 Push on Fit Abalone Top Guitar Knobs Dome Knobs Bass Knob for Tele/Telecaster

Abalone top - this is a natural material so knob to knob might have variations Outside diameter: about 18.2mm Total height: about 18mm Knobs only fit guitars or basses with metric 18 coarse splines split shaft pots with 5.8mm diameter, they DO NOT fit USA 24 fine splines split shaft pots as well as any other Solid shaft pots. In order to get correct knobs for your pots, please remove the current knobs from your guitar, count the splines on your pots, if they are 10 on each side, your pots will need 24 fine spines knobs; if they are 8 one each side, your pots will need 18 Coarse splines knobs; Please see our photos for reference High quality knobs with faultless finish, Weight: 0.00220462262 pounds