Nukeproof sam hill series riser barthe sam hill series riser bar builds on the success of nukeproof's warhead riser bars and benefits from the 5 time downhill word champions feedback. This bar offers you strength and comfort for your bike's cockpit and a very aesthetically pleasing finish.unique coatingthe acid dipped micro shot peened finish not only provides an amazing aesthetic, it enhances the fatigue resistance and the friction between the bar, grips, and controls to prevent component slippage. These bars soak up the buzz of the trail to deliver outstanding comfort on even the most challenging sections whilst also maintaining the necessary strength to endure tough spills and impacts.features material 7050 aluminium finish acid dipped micro shot peened bar diameter 31.8mm back sweep 9° up sweep 6° built for trail, all mountain, enduro, downhill, freeride weight 292g 780mmx25mm risehandlebar instructions available to download here .pdfbuy nukeproof components from chain reaction cycles, the world's largest online bike store.