When you work with us, you deal with an ISO9001 certified factory, which takes pride in delivering high quality products on time at a great price. And it has been our mission for many years.At Tongyuan, we carry one of the most extensive lines of high quality power transmission components and accessories, including weld on sprockets, weld on hubs and shaft couplings, Split and Solid shaft collars, idler sprockets, bored to size sprockets, BK and 2BK sheaves, taper bushings, pulleys, roller chains, gears. Along with above components, we also carry helmet accessory,auto accessory,tools and fasteners.And if you require a special order, we can deliver that too, because we are often able to customize to your needs and specifications. We provide speedy, accurate quotes on modified standard products, large volume inquiries and more. Just tell us what you need.Our pricing is sharp, competitive and fair. We sell high quality shaft collar and coupling varieties to power transmission, industrial and fastener distributors. Tongyuan has wide expertise in creating made to order items and in developing specialized products for OEMs and wholesalers. We do what it takes to make sure that you and your customers are satisfied.Our mission is to increase your productivity, make your work life easier, and ultimately save you time and money.We strongly believe in building things that are incredibly useful, and we are out to disrupt apps that are not.