RC100HIMP 10' Import Roller Chain #100HOne New Aftermarket Replacement #100H Heavy Roller Chain 10 Foot Roll (Import) This ANSI #100H heavy series roller chain is a direct replacement for power transmission drives on tractors, combines, balers, conveyors, and other agricultural and construction equipment. The heavy series designation means thicker link plates over standard #100 chain for greater fatigue resistance and the ability to handle higher shock loads. Sold as a 10 foot roll, this