Rear hub Sturmey-Archer S-RF3 Alu 36H, 3-speed

Classic 3-speed rear hub with a threaded freewheel fitting and an overall gear range of 177%.

• Gear steps: 33% and 33%
• 6061 aluminium hub shell
• 36 spoke holes
• Compatible with 13–24-tooth sprockets
• Anodised alloy finish
• Weight: 970 g

Gear ratio

• Overall range: 177%
• Gear 1: 75% (Gear 2 – 25%)
• Gear 2: 100% (direct drive)
• Gear 3: 133% (Gear 2 + 33%)