Check the listing for details. #41 Roller Chain 20FT With Master Link 1/2" Pitch Gate Opener Industrial Machine. Condition: New, Made in United States. Listed at 32.38 USD. Feature:【In the Packaging】20 Feet Carbon Steel Chains * 1；Connecting Links * 2 ( The chain can be easily cut to meet different customer requirements of Length ).【Stable Performance】The roller diameter is large, the chain width is wide, which makes it have a high carrying capacity, can withstand large tension and pressure, can maintain stable transmission performance, not easy to jump teeth, chain off phenomenon.【Quality Material】Roller Chain Made of Carbon Steel Hard Material. With shot peened during production to maintain metal fatigue resistance and pre-lubricated for wear resistance.【Wide Applicant】Because of its moderate size and good strength, Standard UD Size #41 single chain is widely used in machinery in various industries for trans.