1100 - TRAILER 1100 and 1120 Industrial Trailers Parts group 1100 and 1120 Industrial Trailers 1100 and 1120 Industrial Trailers . IDView Bed Foot jack Equalizer Axle (1120) Axle (1100) Armature Brake, hydraulic (1120) Hydraulic circuit (1120) Booster, vacuum (1120) Cylinder assembly, vacuum booster (1120) Brake wiring (1100) Lights Lights (Continued) Decalcomanias Decalcomanias (Continued)