steel complete with hex nut and washer unc threads `v 5 wll and size markings ... ball diameter a 1 7/8 2 2 2 15/16 2 15/16 wll lbs 3,500 3,500 5,000 5,000 7 ... ,500 dimensions inches shank b 0.75 0.75 1.00 1.00 1.25 shank ... length c 2.00 2.00 2.00 2.00 2.00 thread size 16 16 14 14 12 mbs lbs 10, ... 500 10,500 15,000 15,000 22,500 weight lbs 1.70 2.00 2.50 3.20 3.80 ... vanguard code 3990 1048 3990 2048 3990 2100 3990 3100 3990 3116 `ag type grade 70 ... · yellow chromate finish dimensions inches b 9.0 10.0 12.0 19.1 e 10.0 11.0 12.7 ... 10.0 12.5 10.5 17.8 size 1/4 5/16 3/8 1/2 wll lbs 3,600 5,400 7,500 12,750 weight ... lbs 0.62 0.95 1.28 2.60 vanguard code 3931 00161 3931 00201 ...