10 Speed Freewheel Bolany Mountain Bike 10 Speed Bicycle Freewheel 11-28T Cassette Replacement Flywheel

Specifications:
Item Type: Cassette Flywheel
Material: Chromium‑Molybdenum Steel
Color: Silver
Weight: Approx. 314.0g/11.1oz

Quantity: 1Pcs

Specifications: 10 Speed, 11-28T
Small Gear: 11T
Number of Teeth: 11-12-13-15-17-19-21-23-25-28T
Large Gear: 28T
Wide gear ratio mountain bike flywheel, large gear ratio flywheel, for single-plate chainring, climbing is more labor-saving