Used to hold the leaf springs together in automative spring suspension. The round head is designed to fit in the axle or block seat. Item Code Size Box QTY CENB06-600 3/8-24 X 6 25 CENB07-930 7/16-20 X 12 25 CENB08-930 1/2-20 X 12 25 Categories: Fasteners Spring Centre Bolts Threaded Products Additional information Additional information Head Type Round