Blocks for 3000lb-7000lb axle - 1-3/4" wide spring Select Block Height:2" Lift/Lowering The process artificially oxidizes the

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

62 cm) diameter axle tube

U-Bolts are 9/16" diameter grade 8

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

45 cm) diameter axle tube

Blocks for 3000lb-7000lb axle - 1-3/4" wide spring Select Block Height:2" Lift/Lowering The process artificially oxidizes theThe billet aluminum blocks are installed between the leaf spring and the trailer axle to raise or lower the ride height. Each order includes 2 Trailer Blocks. 6061 T6 Billet Aluminum Fits 1 3 4" (4. 45 cm) wide leaf springs Block Length: 4" (10. 16 cm) Width: 1 3 4" (4. 45 cm) Height: Varies by selection (Your desired ride height adjustment) Center Pin Head Diameter: 0. 656" (16. 66mm) Height: 0. 438" (11. 12mm) Installation Instructions Anodizing