SHIMANO FH-QC400-HM-B CL Disc QR rear hub

Reliable SHIMANO disc brake rear FREEHUB with high-quality sealing for long-lasting performance. Features: - Long-lasting performance - High-quality seal - Easy disc brake rotor installation with spline mount and lock ring O.L.D.: 135 mm #13 and #14 spoke compatible - Disc brake rotor mount cover option Specifications: - Brake type: CENTER LOCK disc brake - Rear speeds: 11/10/9/8 - O.L.D. (mm): 135 - Spoke hole 32H: Yes - Spoke hole 36H: Yes - External serration disc brake rotor lock ring Without: Yes - Internal serration disc brake rotor lock ring Without: Yes - CENTER LOCK mount cover option: Yes - Axle fixing method: Quick release - Quick release skewer length (mm) 168: Yes - Quick release skewer length (mm) 173: Yes - Flange distance (mm): 55.45 - Offset (mm): 7.6 - P.C.D. left / right (mm): 45/45 - Flange diameter left / right (mm): 53.8/53.8 - Spline type HG spline M (10/9/8-speed, MTB 11-speed): Yes Technology: Center Lock: - The CENTER LOCK system makes an easy rotor installation possible with spline mount and a lock ring. The lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. In addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.