SHIMANO SG-C3001-7R Nexus rear hub

SHIMANO NEXUS - Internal Geared Rear Hub - Roller Brake - O.L.D. 130 mm - 7-speed With an improved internal gear mechanism that allows for a smoother ride, the SHIMANO NEXUS SG-C3001-7R hub offers a dependable 7-speed gear range. Features: - Improved internal gear engagement that allows for a smoother ride - Smooth shifting performance - Improved performance for both E-BIKE and non-E-BIKE usage - New, updated and polished design that complements the bike - Aluminum hub shell Specifications: - Average weight: 1495 - Brake type Mount type: INTER-M - Brake type Recommended model: BR-C3010, BR-C3000 - Rear speeds: 7 - Gear ratio Total: 244% - Gear ratio 1: 0.632 - Gear ratio 2: 0.741 - Gear ratio 3: 0.843 - Gear ratio 4: 0.989 - Gear ratio 5: 1.145 - Gear ratio 6: 1.335 - Gear ratio 7: 1.545 - Shifting structure: Low-normal - Driving efficiency: Standard - O.L.D. (mm): 130 - Spoke size: #13/#14 - Spoke hole 32H: Yes - Spoke hole 36H: Yes - Axle length (mm) 182: Yes - Axle length (mm) Others: 201 - Flange distance (mm): 54.6 - Flange diameter (mm): 99.6 - Flange width (mm) Right: 3.2 - Flange width (mm) Left: 3.2 - Offset (mm): 3.85 - P.C.D. left / right (mm): 87