trailer Axle: 1. Brake 420*180,420*200,420*220,335*220 2. Capacity:13T,15T,16T 3. ISO/TS16949 trailer AxleOBT trailer axle Features:1). Special heat-treated, low-alloy steel axle beam, offers more stability, greater capacity and lighter weight.2). Forged camshafts with hardened wear surface for the axle3). Solid inserted spindle and bearing journals laser heat treated, provide superior fatigue ...