Description: High Quality Chrome Billet Handlebar Risers Hole Diameter: 2.5cm (1 inch). Min Diameter:3.2cm. Max Diameter:4.9cm,Total Height: 15cm,Height from bottom to center of hole: 13cm ,Pull Back: 3.8cm ,Bottom Thread Mount: 0.5 inch Coarse x 13 (13 threads/inch). No include install instructor. Length: Approx. 14cm / 5.5inch Specification: Color: Chrome Fitment: For 650 Classic For 650 Custom For 650 For 1100 Classic For 1100 Custom For 1100 For 1600/1700 For 1600/1700 For 750 C2 For Shadow 750 For 1300 C For 1300 Tourer For 1300 Retro For 1800N For 1800 Tourer For 1800 Retro Valkyrie Standard Valkyrie Tourer For for Suzuki Intruder For for 1600 For for Suzuki Intruder VL1500 LC For for C50 For for For for C50T For for C90T For for C90 For 900 Classic For 900 Custom Package Includes: 1 Pair Handlebar Risers (left and right)