Burgtec Santa Cruz Rear Axle 12x168.5mm Rhodium SilverClean and simple is always best. Leverless design for added security and clearance for when situations get tight These super tough axles tighten up with a 6mm allen key. They feature a get out of jail 6mm allen key on the drive side of the axle if you manage to round the non drive side Constructed from 7075 aluminum and made to manufacturers exact specifications Length is 168. 5mm, thread M12x1. 0mm pitch (fits other brands that use this size) Fits