Descriptions Universal 64P pinion gear, fit 3.175mm RC motor shaft, 36 Teeth 37 Teeth 38 Teeth 39 Teeth 40 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(64P) to work with and check the size before purchasing.
Specifications
Model: 64P
Teeth: 36T 37T 38T 39T 40T
Teeth Surface: Hardened
Material: Al
Surface Treatment: High-Frequency Quenching
Hole Size (Bore): 3.175 mm
Outer Diameter (Teeth Part): 15 mm/15.5 mm/15.8 mm/16.1 mm/16.6 mm (36T/37T/38T/39T/40T)
Effective Teeth Length: 2.4mm
Total Thickness: 9mm

Package includes
5 x 64P Pinion Gear, 5 x Set Screw