12 x 148 mm thru axle, 32H, center lock, 4 x NBK sealed bearings, 362 g. Freehub body: type H (E440) aluminum,4 pawls, Shimano Micro Spline 12 speed, 40T ratchet ring.
12 x 142 mm thru axle, 24H, 6-bolt, 4 x NBK sealed bearings, 274 g. Freehub body B2, 9-11 speed, 4 pawls, aluminium with Anti Bite Guard. This hub supports multi-axle system so you can convert it into different axle size
