Burgtec Replacement Yeti Axles. Features: Clean 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 manufacturer's exact specifications Length is 170mm, thread M12x1.5mm pitch 10mm long (fits Shimano Boost E-Thru) Fits all 148x12mm Yeti frames and other Shimano E-Thru Boost frames Specs: Description:Yeti Cycles 12mm Axle Color:Burgtec Black