Overview The Powerhobby Hardened Steel 14T Mod1 Pinion Gear with 5mm Bore is a precision-machined pinion gear engineered for high-performance RC applications. Built from premium hardened steel for maximum durability under high-power, high-RPM use. Includes two grub screws for secure shaft attachment. Key Features Hardened steel construction 14-tooth Mod1 (M1) gear pitch 5mm motor shaft bore Includes 2 grub screws Precision-cut teeth Performance Benefits Bulletproof durability under high power Reliable gear mesh at high RPM Long service life Secure double grub screw retention Fitment 1/8 and 1/10 scale RC vehicles using Mod1 (M1) gearing Brushless motors with 5mm output shaft Technical Specs Material: Hardened Steel Tooth Count: 14T Pitch: Mod1 (M1) Bore: 5mm Grub Screws: 2 What's Included (1) Hardened Steel 14T Mod1 Pinion Gear (2) Grub Screws Summary For serious RC builders demanding bulletproof drivetrain durability, the Powerhobby Hardened Steel 14T Mod1 Pinion Gear delivers reliable, long-lasting performance.