81X chain is a conveyor style chain commonly used in material handing applications such as the lumber industry. Nitro Chains are manufactured using high quality raw materials and special heat treatment processes for optimum strength. We utilize solid rollers & solid bushings that prevent distortion that helps minimize stretch over time. Our chain will outperform our competitions chain! 81X series chain is available in standard, stainless, heavy duty and even super heavy duty for extreme duty applications. Many OEM's trust the Nitro™ brand due to the reputation of premium quality and competitive pricing. Looking for a large volume quote for our 81X? contact us for a quote today. We offer 81X chain with custom attachments as well as stocking programs for large volume OEM customers & resellers.