Arrma 21T 0.8Mod Safe-D5 Pinion Gear

This tough steel 21T 0.8 Module Safe-D Pinion Gear is the perfect part to carry in your RC tool box

FEATURES:

• 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
• Suits 5mm motor shaft diameter
• Precision manufactured threaded set-screw hole
• E-clip supplied for motor shaft pinion retention

INCLUDES:

• (1) 21T 0.8 Module Safe-D Pinion Gear
• (1) Set Screw - M4 x 4mm
• (1) E-Clip - 3.2mm