Function: 1. CNC machined aluminum alloy, high strength and durability. 2. Includes 2 clamps and screws, economical and practical. 3. Easy to install, no drilling or welding required. 4. The patented design of the swivel risers is extremely versatile with a two-piece design that allows them to be attached to any bike with 22mm or 28mm handlebar clamps. 5. The risers are held by the original clamps and re-clamp the handlebars 2 inches higher with forward and reverse swivel adjustment. Specification: Characteristics: CNC machined aluminum alloy, high strength and durability. Includes 2 clamps and screws, economical and practical. Easy to install, no drilling or welding required. The patented design of the swivel risers is extremely versatile with a two-piece design that allows them to be attached to any bike with 22mm or 28mm handlebar clamps. The jacks are held by the original clamps and re-clamp the handlebars 2 inches higher with forward and reverse swivel adjustment. Fits XR650L, Suzuki V-Strom, GS1150 and 1100, F650GS Twin and Dakar, KLR and DRZ. Technical data: Material: aluminum alloy Black colour Technology: CNC Size : as shown in the picture Package weight: approx. 350g Installation: For XR650L, Suzuki V-Strom, GS1150 and 1100, F650GS Twin and Dakar, KLR and DRZ. The package includes: 1 x pair of motorcycle handlebar clamp 1. No instruction included, professional installation is highly recommended. 2.