Bolts have an internal thread, 7/16"-20, on one end for use with bolt-on and swiveler spring cups. Coarse thread bolts have 1"-8 outer threads while fine thread bolts are 1-1/8"-12. Available in steel or aluminum.
Bolts have an internal thread, 7/16"-20, on one end for use with bolt-on and swiveler spring cups. Coarse thread bolts have 1"-8 outer threads while fine thread bolts are 1-1/8"-12. Available in steel or aluminum.