The crown races are made from treated steel and feature a single

TwinHead™ w/ air release button

USB rechargeable

cut 23mm off the shim legs

RevGrips Race Series Grips - Black With Black Clamps - L Envelope Shipping The crown races are madeRevgrips are truly revolutionary in their idea and execution. With their patented shock absorbing technology these grips offer a level of comfort never before experienced on a bike. These have a great effect on hand and arm fatigue. The Race Series Grips are simply a Bare Bones version of the Pro Series System, giving you the same level of performance but keeping the cost down by reducing the initial choices for clamps, colour, tuning options, and