Description:Material: Aluminum， Gel rubber.Color : Black and Red.Inner hole diameter: Left - 7/8"(22mm)， Right - 1"(25mm) for twist gas throttle.Universal fit for Honda， Yamaha， Suzuki， Kawasaki， BMW Triumph sportbikes with 7/8" standard bars and use dual cable throttle control. Package Includes:1 x Pair of Motorcycle hand grips