Robinson Racing Mod 0.6 Metric Pinion Gears are precision cut from hard alloy steel and lightened to reduce weight. The Gear has an 1/8 inch bore so it fits any motor with a standard 1/8" motor shaft, and one 5-40 set screw has been included.

Features:

• Precision cut from hard alloy steel
• Lightened for reduced weight
• 1/8" bore fits standard 1/8" motor shafts
• Includes one 5-40 set screw
• Choose from multiple tooth count options to fine tune the gear ratio of your vehicle