Rear hub SunRace HBM53 QR Alu 8-speed

SunRace manufactures bicycle parts for mountain (MTB), road, electric, city and children’s bikes. Its range includes shifters, derailleurs, cassettes, cranksets, chains and other components. The company was founded in Taiwan in 1972.

Technical specifications

• Cassette carrier material: SCM435 steel
• Cassette sprocket block mounting
• Hub body material: 6061 aluminium
• Bearings: ball bearings
• D dimension: size 41 mm
• Axle diameter: 10 mm
• Locknut dimension: 135 mm
• Hub axle material: SCM435 steel
• Hub axle length: 145 mm
• Spoke hole count: 32H
• Flange diameter: 45.5 mm
• Flange width: 58 mm
• Centre-to-flange distance: right – 21.5 mm, left – 36.5 mm
• QR lever material: 6061 aluminium
• QR axle material: SCM435 steel
• QR axle length: 149 mm
• Finish: natural aluminium
• Weight: 440 g