Kit for 5200lb rectangular axle - 1-3/4" wide spring Select Block Height:2" Lift/Lowering Length: 4" (10

Length: 4" (10

95 cm) diameter grade 5 u-bolts for a 1-1/2" (3

Our billet aluminum blocks are installed between the leaf spring and the trailer axle to raise or lower the ride height

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

Blocks are 6061-T6 Billet Aluminum

Kit for 5200lb rectangular axle - 1-3/4" wide spring Select Block Height:2" Lift/Lowering Length: 4" (10Our 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 1 3 4" (4. 45 cm) wide leaf springs. For 2" (5. 08 cm) by 3" (7. 62 cm) rectangular axles. Each kit includes 2 Trailer Blocks & 4 U Bolts for 1 axle. Block Length: 4"