Description and materials - New Factory 2-bolt booster made from high quality CNC 7075 T6 aluminium. - Factory super light exclusive design, lightened at the front and even more at the back, with a very low weight and nice resistance. - Wide profile to protect cross-over pipes on HS33 brakes from being hit. - Suitable for frames with 94-100mm brake mounts spacing. - 52mm vertical clearance from the top bolt hole to make sure it fits on both 20" and 26" wheels. - Supplied with bolts and spacers, ready to fit. Dimensions - Maximum spacing between bolts: 100mm - Vertical clearance: 52mm Finishes - Anodised red, gold, green, black, silver or blue. - Silver laser etched ZHI graphics Weight - 55g (+ bolts, and spacers 14g)