Specific fitment for the TRX 450R (all yrs) with 7/8" handlebars. (If you have a different size handlebar this will not work. Check our Amazon store for 1 1/8"). Made from top quality chromoly tubing. Stem is chromed .Clamp is manufactured from billet aluminum. The mounting system is anti-vibe. Warranty_3 year defect warranty. If the stem fails due to a manufacturing defect, Alba will replace it. The **does not cover crashes. PLEASE NOTE THAT THE STEERING STEM IS 1" HIGHER THAN YOUR STOCK STEM. YOU WILL NEED TO ENSURE THAT YOUR BRAKE LINE, CLUTCH CABLE AND THROTTLE CABLE DO NOT BIND AND HAVE ENOUGH SLACK TO NOT BIND (OR PULL TIGHT) WHEN YOU TURN YOUR HANDLEBARS SIDE TO SIDE.