The Incredible DART Handlebar Mount allows for installation of the Stan's Incredible DART (sold separately) or other Daysaver Incredible products into any handlebar with an inner dimension of 17-21 mm and straight grip area of 119 mm.Key Features:Precision engineered in SwitzerlandCompatible with Daysaver’s modular Incredible tool ecosystemIncredible DART sold separatelyMade from 6061-T6 Alloy