Use for T-REX 500X.Highly reduce gear abrasion and increase power output gives more direct and precise flight performance and extraordinary tail performance. The new high intense Torque Tube allow to reduce gear abrasion and extend the gear lifetime value in extreme flight dynamics.Screw and fix the fixture on and modify the mainframe using rasp refer to the blue line instruction.Includes : 500XT Torque Tube(H50T018XXW) 500XT Tail Boom Mount Set(H50T016XXW) M0.7 Torque Tube Front Drive Gear Set/34T(H50G013XXW) Slant Thread Main Drive Gear/134T(H50178QA) 130T Autorotation Tail Drive Gear(H50G010XXW) 500X Main Gear Case Set(H50G006XXW) 500XT One-way Bearing Shaft(H50G012XXW) 500XT Torque Tube x 1 500XT Tail Boom Mount Set x 1 500XT Torque Tube Rear Drive Gear Set x 1 Slant Thread Main Drive Gear/134T x 1 130T Autorotation Tail Drive Gear x 1 500XT Main Drive Gear Mount x 1 500XT One-way Bearing Shaft x 1 500XT Tail Torque Tube Unit x 1 500XT Fixture for mainframe adjustment x 1
