1967 - 72 GM Fleetside Cross Sill 1973 This is a 16 board

This is a 16 board kit for a 77 1/8" bed

This kit contains 8 boards at 107 1/4" long

These strips are 1 ½ inches wide and are stamped with square holes designed to accommodate carriage bolts

This is the front cross sill for 1947-51 GM trucks with a 9 board bed floor

1967 - 72 GM Fleetside Cross Sill 1973 This is a 16 boardThis heavy gauge steel part mounts across the frame under the wood for support. Bolt holes in the cross sill determine the placement of the bed strips and wood. The bed strips and bed sides are bolted to the cross sill, and the wood is bolted to the frame through the cross sill by the bed to frame bolts. Made in Canada Short Bed: 3 per Set Long Bed: 5 per Set