These handlebar risers have been specifically designed for the Aprillia Tuono and allow you to raise your handlebars to a more comfortable level Without the need to replace any Brake lines or wiring, reducing rider fatigue without compromising handling. CNC milled from 6082 T6 aluminium, they have been designed to match the profile of the original lower u-bolt for a factory fit look. Supplied with High Tensile mounting bolts. Compatible with the following bikes: Tuono V4R 1000 2011-2013 / Tuono V4R 1000 2014-2015 / Tuono V4 1100 2015-2019 RR + Factory, Tuono V4 Factory 1100 2021 onwards (not compatible with 2021 Tuono V4 1100)