DT Swiss Ratchet LN Freehub Body - SRAM XD, Standard, Aluminum, Sealed Bearing, Kit w/ End Cap, 12 x 142/148 mmRatchet LN freehub bodies support the entry level Ratchet System of DT Swiss, primarily used in the lower price products like the 370 hubs. The Ratchet LN freehub body is designed to replace the 3 Pawl freehub system. End Cap Included Ratchet LN uses the same inner parts as the freehub Ratchet System, where the difference lies in the freehub system seal, located on the freehub body Item Specifications Cassette Body Type SRAM XD Material Aluminum Rear