Lifetime Warranty Made in the USA 1 1/4" Rise These risers can be bolted to OEM clamps with a bolt spacing of 31mm-42mm Moves the handlebar 1" up and 1 inch back in the rearward position, or 1 1/4" straight up in the forward position. (can be installed running either direction) These risers have an oblong hole in the body of the risers which allows them to fit nearly any bolt center-to-center distance (see photo below for more info) Accepts 7/8" (22mm) OR 1 1/8" (28mm) Handlebar Works on Motorcycles, ATVs, Dirt Bikes, and more. Flat Shims included with risers may not always be used. if your OEM bar clamp is not offset, flat shims will not be used. If risers do not sit flat on OEM clamps, shims will be needed under the Rox Riser body. Do not use flat shims between Rox Riser cap and Rox riser body at any time. THESE DO NOT FIT ON TRIUMPH TIGERS! Designed, Manufactured, and Assembled in the USA. Make your machine fit YOU, not the other way around. A more comfortable ride means a longer ride