Material 7000 series heat treated aluminiumsize 650mm high by 600mm widebacksweep 3 degreesweight 900 gramscompatible with ics or ihc compression scs with blunt scs adaptor requires oversized clamp 349mmplease note because aluminium bars are not as strong as chromoly bars the blunt union bar comes with a limited 30 days warranty against direct manufacturing faults in the welds it is not covered for bends in the aluminium tubing caused by riding aluminium bars are light weight produc