Handlebar riser kits, 
- constructed from CNC 6061 machined billet aluminium with an anodized silver or black finish. 
- Available for 22.2mm or 28.6mm handlebars. 
- Rises bars from 18mm to 36mm. 
- Comes with bolts: M8x58mm x 4, M8x68mm x 4 & M8x78mm x 4.