- 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 174mm, thread M12x1.5mm pitch 10mm long - Fits 160E, Arc, SB120, SB140 MY23+, SB160 - Original part for SB120, SB140 MY23+, SB160 is 172mm length yet, 174mm axle is still compatible