Spank Spike 800 Vibrocore Riser Handlebar: 31.8 800mm 50mm Rise Black/Red. DH Race tuned award winning alloy handlebar design developed with World Cup professionals. Injected proprietary foam Vibrocore provides vibration damping to reduce arm pump and hand-numbness.Injected proprietary foam Vibrocore provides vibration damping to reduce arm pump and hand-numbness Increased strength and stiffness compared to conventional alloy bars Shot-peening and anodizing enhances fatigue life even further Adjustable to 740mm TECH SPECS Back Sweep (deg) 8 Bar Clamp Diameter (mm) 31.8 Color Black/Red Defined Color Black Material Alloy Rise 50 Upsweep 4 Weight 360 Width 800