RK Racing Chain M520HD-CL 520 Series Standard Non O-Ring Clip-Type Connecting Link This high-quality clip-style connecting link for RKM 520 standard non O-ring chains could keep you from getting stranded It's always smart to have a spare master link in your garage or repair kit Maximum tensile in pounds/feet: 7700 pounds/feet; weight in pounds per 100 links: 3.65 pounds; max cc: 400cc street/NA-off-road Master link type: Clip; 19.2 links per foot; 15.875mm pin to pin center