Vibe Sprint UD carbon monocoque oversized stem developed in conjunction with Mark Cavendish Full Uni-directional carbon fibre construction provides strength & rigidity while keeping weight to a minimum Gapless front clamp-design reduces stress on the top bolts while interlocking shape makes side movement loading on the bolts impossible Wide bolt spacing & forged alloy faceplate further secures & stiffens clamp interface Oversized 31.8 mm clamp diameter further reduces unwanted flex under high load by increasing strength & stiffness Integrated gap cap for clean lines Angle: -10 degrees For 1-1/8 inch diameter steerer tubes Available in 105 / 120 / & 135 mm lengths