Dana 60 High Steer Arm Install Kit for Sky arms, Studs are 3.25" long.
Chrome-moly through hardened heat treated.
Kit Includes four 1/2"-20 thread hardened studs, 1/2" tapered nuts, and 1 grease zerk.
If you are running 5 stud Reid Racing knuckles, you'll want to order a 5 stud kit.