HeliBars Handlebar Riser Pilot Model HR04042 14 Degree decrease in Ram Ball mounting Angle. New Cover design positions Ram Ball at a more vertical angle reducing stress to the threaded mount greatly reducing the chance of the Ram Ball coming loose. 2in. Taller (50mm) than stock (1in. higher than our original design) 2.5in. Rear Offset (62mm) closer to the rider (1/2in. additional reduction in reach than our original design) 2 1/2 degree reduction in handgrip rearward angle.