REGINA 520 ZRE Z-Ring Chain 112 Links 135ZRE/1004

High-performance ZR chains with patented Z44 seal Z-ring sections, Z-ring flexes when assembled, creating a spring effect that guarantees seal will not diminish over time, Z-ring section also provides enhanced chain flexibility, Features high alloy steel plates and pins, solid bushings and rollers and shot-peened plates, pins and rollers, Pre-stretched to enhance performance, Clip type and rivet type links included