520 R3 Offroad Drive ChainRenthal R3-3 chains are specially developed utilising Renthal?as SRS technology for increased service lifeNitrile Self Regulating Seals (SRSTM) retain a special vacuum injected grease around the critical pin and bush area, which extends the life of the chainCHAIN TYPE520 R3| ChainCOLORGoldLINKS118MASTER LINK CONNECTORClip| HollowMATERIALSteelMAX ENGINE CC OFFROAD450 ccMODELR3PRODUCT NAMEDrive ChainSEAL TYPESelf Regulating Seal (SRS)SIZE520TENSILE STRENGTH35 kN (7868 lb)UNITSEachWEIGHT1,68 kg/100 Links