HeliBars Handlebar Riser Ram Ball Optional HR04044 Updated in 2009 our standard riser for the rider who wants more comfort and the ability to upgrade later with Ram Mount ball. With a 2 inch rise our adapter is 1/4 inch taller than our earlier design with a clean appearance and solid function. 51mm (2in.) increased handlebar height 19 mm (3/4in.) rear offset to reduce reach to grips CNC machined from extruded 6061T6 aluminum