ITEM NAME:13T 3.175mm Shaft Gear Metal for Traxxas Slash 4x4 1/10 RC Car Vehicle Parts Description: 13T 0.8 Modulus Metal Gear 3.175mm for Slash 4x4 1:10 Scale RC Car Truck 1/10 scale remote control buggy diy accessory 100% brand new and high quality Material: Metal Replacement parts 13 Teeth Opnion Gear Package Includes: 1 Piece 13T 3.175mm Shaft Gear SKU: FUZ0028938876007414.1 Piece 13T 3.175mm Shaft Gear.