Hosim Pinion Gear 48p Set Hardened 19T 20T 21T 22T 23T 3.175mm RC Motor Pinion Gear Metal RC Car Replacement 4pcs 48 Pitch Gears RC Upgrade Part for 1/10 RC Brushless Brush Motor

Included a 5-pack of 48p 19T 20T 21T 22T 23T pinion gears and a hardened hex key. All metal steel internal gears for strength.Made of heavy duty hardened steel, long time life span,anti-wear, strong and durable, Rust-proof treatment on the surface of gears. Specifications: item: 48P 19T 20T 21T 22T 23T Gear set Material: Metal steel Main motor gear weight: 25g