ITEM NAME:48DP 3.175mm 36T 37T 38T 39T 40T 41T Pinion Motor Gear Combo Set for RC Car E8A8 48DP 3.175mm 36T 37T 38T 39T 40T 41T Pinion Motor Gear Combo Set for RC Car E8A8 Hard anodized on the gear surface Suit for RC Car brushed brushless motor A m3 set screw (12.9 level) has been added to each pinion gear Material: 7075 Aluminum alloy 1 set: 6pcs Teeth: 36T, 37T, 38T, 39T, 40T, 41T, Diametral pitch: 48DP Suitable shaft diameter: 3.175mm Height: 9mm 36T tip diameter: 9*20mm 37T tip diameter: 9*20.5mm 38T tip diameter: 9*21mm 39T tip diameter: 9*21.5mm 40T tip diameter: 9*22mm 41T tip diameter: 9*22.5mm Package List: 1 * 48DP 3.175mm 36T Pinion Motor Gear 1 * 48DP 3.175mm 37T Pinion Motor Gear 1 * 48DP 3.175mm 38T Pinion Motor Gear 1 * 48DP 3.175mm 39T Pinion Motor Gear 1 * 48DP 3.175mm 40T Pinion Motor Gear 1 * 48DP 3.175mm 41T Pinion Motor Gear Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..1 48DP 3.175mm 37T Pinion Motor Gear. 1 48DP 3.175mm 36T Pinion Motor Gear. 1 48DP 3.175mm 38T Pinion Motor Gear. 1 48DP 3.175mm 39T Pinion Motor Gear. 1 48DP 3.175mm 40T Pinion Motor Gear. 1 48DP 3.175mm 41T Pinion Motor Gear.