RK Racing Chain M420-CL 420 Series Standard Non O-Ring Clip-Type Connecting Link This high-quality Clip-Style connecting link for RKM 420 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: 4200 pounds/feet; weight in pounds per 100 links: 1.6 pounds; max cc: 80cc street/80cc off-road Master link type: Clip; 24.0 links per foot; 12.7mm pin to pin center