7-Speed Flywheel Freewheel 21-Speed Cassette Lightweight Steel Rear Hub Sprocket Mountain Bike/Cross Bike/Road Parts Antirust Wear Replacement Accessories
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Product details
| Management number | 247490827 | Release Date | 2026/08/16 | List Price | $6.50 | Model Number | 247490827 | ||
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- HIGH STRENGTH STEEL BUILD: This bicycle freewheel is formed from sturdy steel material, holding steady shape without easy deformation and maintaining long-term stable running state for daily cycling use.
- PRECISE THREAD FITTING DESIGN: The bike cassette is made with fine thread workmanship, enabling tight assembly with the bike hub. The matching structure keeps overall coordination and ensures steady running during riding process.
- SMOOTH LOW NOISE ROTATION: This cassette flywheel allows the bike chain to rotate evenly and fluently while lowering extra sound output. It maintains quiet transmission effect and brings more comfortable riding experience on the road.
- LABOR-SAVING RIDING PERFORMANCE: This bike cassette 7 Speed delivers smooth gear shifting and steady power transmission. It helps achieve faster forward speed with simpler pedaling effort, suitable for daily travel and mountain road riding.
- STABLE MOUNTAIN BIKE COMPATIBILITY: This freewheel matches conventional mountain bike installation structure perfectly, serving as ideal replacement parts for daily maintenance and cycling accessory renewal.
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