The Hope RS4 C/Lock Rear Hub are some of the most versatile and serviceable centre-lock hubs available. These hubs are specifically designed for road use with reduced drag ratchet mechanism. Hope RS4 C/Lock Rear Hub Features 2 pawl ratchet with 44-point engagement (8 deg) Machined from forged T6 Aluminium billet Stainless Steel Bearings Centre lock disc spline Available in 135mm & 142mm widths Available in 11 speed Shimano and Campagnolo Aluminium or steel Freehub Conversions available in QR and 12mm Weight: 272g (32 hole 142mm) **NOTE** Steel freehub uses 4 pawl Pro 4 freehub body **NOTE** Campagnolo only available in QR