This is a replacement 14mm axle for BlackOps MX-2100 Micro-C sealed hub. This is for the fully sealed version of the BlackOps 9t hub, not the loose ball version. It will also work with The Mission Response hub and some others made by KT. This listing includes just the axle.

This axle has M14x1mm threads. The bearing shoulders are 15mm and are 43mm apart. The axle is 180mm end to end.