Ergon GC3 Comfort Bicycle Handlebar Grips (Large) Can be independently positioned relative to the grip and acts as the clamp preventing accidental rotation Ergon GC-3 Grips introduce a hollow formed glass fiber reinforced ergonomically shaped, full size bar end Featuring rubberized inserts for positive grip, like all of Ergon's bar ends Allows user for many more hand posisions Grip shape may be slightly different between the two sizes small and large