uxcell Gray Metal 17 Teeth Brushless Motor Axial Pinion Gear for RC Model Product Name : Spiral Bevel Gear;Type : 1M17T Material : Metal;Color : Gray Teeth Number : 17;Fit Shaft Diameter : 8mm / 5/16" Gear Overall Size : 19 x 14mm / 0.74" x 0.55"(D*H);Net Weight : 16g Package Content : 1 x Spiral Bevel Gear <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.