ITEM NAME:Professional RC 1/10 1/8 Car Parts M0.6 3.175mm 18T-22T Pinion Motor Gears for Description: 18T-22T Pinion Motor Gears Combo Includes set screw Made of high quality material Durable metal construction for long-lasting performance Rust-proof treatment on the surface of gears For 3.175mm shaft motor of 1/8 1/10 RC buggy monster truck M: 0.6 Teeth: 18T 19T 20T 21T 22T Material: Aluminium alloy Size Chart: Height: Approx. 9mm/ 0.35inch Tip diameter 18T: Approx. 12mm/ 0.47inch 19T: Approx. 12.6mm/ 0.49inch 20T: Approx. 13.2mm/ 0.51inch 21T: Approx. 13.8mm/ 0.54inch 22T: Approx. 14.4mm/ 0.56inch Suitable shaft diameter: 3.175mm Package Includes: 1 Piece M0.6 3.175mm 18T Pinion Motor Gear 1 Piece M0.6 3.175mm 19T Pinion Motor Gear 1 Piece M0.6 3.175mm 20T Pinion Motor Gear 1 Piece M0.6 3.175mm 21T Pinion Motor Gear 1 Piece M0.6 3.175mm 22T Pinion Motor Gear Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement, there may be 1-2mm error in size. SKU: DMO0015840561003369.1 Piece M0.6 3.175mm 18T Pinion Motor Gear. 1 Piece M0.6 3.175mm 22T Pinion Motor Gear. Teeth: 18T 19T 20T 21T 22T. 1 Piece M0.6 3.175mm 19T Pinion Motor Gear. 1 Piece M0.6 3.175mm 20T Pinion Motor Gear.