Kit for 5200lb rectangular axle - 2" wide spring Select Block Height:1" Lift/Lowering Blocks are 6061-T6 Billet Aluminum

Blocks are 6061-T6 Billet Aluminum

08 cm) wide leaf springs

The process artificially oxidizes the surface of the billet aluminium in a controlled manor which helps to electrically isolate the Trailer Block from the steel it is in contact with on the axle and leaf spring

The appearance and texture of the Trailer Block is changed as it undergoes the anodizing process

Kit for 5200lb rectangular axle - 2" wide spring Select Block Height:1" Lift/Lowering Blocks are 6061-T6 Billet AluminumOur billet aluminum blocks are installed between the leaf spring and the trailer axle to raise or lower the ride height. These rectangular axle kits include 9 16" (1. 42 cm) diameter grade 8 square u bolts for a 2" (5. 08 cm) diameter axle tube. Blocks are 6061 T6 Billet Aluminum. Fits 2" (5. 08 cm) wide leaf springs. For 2" (5. 08 cm) by 3" (7. 62cm) rectangular axles. Each kit includes 2 Trailer Blocks & 4 U Bolts for 1 axle. Block Length: 4" (10.