Fits for DNP threaded freewheels and most standard threaded freewheels Precisely machined splines engage securely with the freewheel
Inner diameter is 20mm at the splined area / 12 splines / 24mm Hexagon nut head / extra 30mm length(exclude hexagon head) to fit extra long hub axle Thin wall design allows fit over the hub axle lock nut without remove it
Sale unit:1pcs.Material: High quality hardened carbon steel.
