Strong and durable steel for long-lasting performance in extreme RC conditions - Precision manufactured wide tooth profile for smooth operation - 'D' shaped hole to match motor shaft profile so drive and brakes are not lost if the set-screw backs out - Fits 5mm motor shaft diameter - Precision manufactured threaded set-screw hole - E-clip supplied for motor shaft pinion retention
Includes:
1 x 21T Mod1 Safe-D Pinion Gear
1 x Set Screw - M4 x 4mm
1 x E-Clip - 3.2mm