Dromida Pinion Gear 11T .6 Module 2mm Shaft Made by Dromida; Dromida is a United States based company; parts are sourced from Chinese producers Dromida part number C1047; UPC 707768210473 This item works with: Dromida BX4.18 Buggy, MT4.18 Monster Truck, SC4.18 Short Course