Universal Mod1 pinion gear, fit 8mm RC motor shaft, 38 Teeth surface hardened, for RC car truck and more. Made of 45# carbon steel, the pinion gear has better hardness, higher strength and resistance to deformation than ordinary A3 steel. Surface Treatment: Frequency hardened parts have higher wear resistance, higher strength and lower notch sensitivity, durable and reusable. Each pinion is equipped with grub screws for more stable rotation and easy installation. Note: Please make sure your spur gear have the same pitch(Mod 1) to work with and check the size before purchasing. Descriptions Universal Mod 1 pinion gear, fit 8mm RC motor shaft, 38 Teeth surface hardened, for RC car truck and more.
Made of 45# carbon steel, the pinion gear has better hardness, higher strength and resistance to deformation than ordinary A3 steel.
Frequency hardened parts have higher wear resistance, higher strength and lower notch sensitivity, durable and reusable.
Each pinion is equipped with grub screws for more stable rotation and easy installation.
Please make sure your spur gear have the same pitch(Mod 1) to work with and check the size before purchasing.
Specifications
Model: Mod 1
Teeth: 38T
Teeth Surface: Hardened
Material: 45# Steel
Surface Treatment: High-Frequency Quenching
Hole Size (Bore): 8 mm
Outer Diameter (Teeth Part): 40 mm
Effective Teeth Length: 2.4mm
Total Thickness: 14mm

Package includes
1 x Mod 1 Pinion Gear, 1 x Set Screw