Gdfnmogo AL7075 Lightweight Bike Freewheel for Brompton, 5 6 7 Speed Cassette 11-28T Rear Sprocket Cluster, C T P Line Compatible Folding Gear Upgrade

Details

• 5 6 7 Speed Cassette Compatibility: Supports 5-speed, 6-speed, and 7-speed drivetrains for seamless integration with and modern road, , and bikes in the US market.
• AL 7075 Aluminum Construction: from lightweight AL 7075 alloy to reduce rotational mass while maintaining reliable performance on climbs and flats.
• 11-28T Gear Range: Delivers a 11-28 tooth spread for responsive acceleration and for confident hill climbing varied terrain.
• Black Red Gold Options: Distinctive anodized finishes add visual appeal to your rear wheel-choose based on personal style or bike build theme.
• Standard Freewheel Mounting: Installs using common bicycle tools onto threaded hubs; REFER TO YOUR BIKE'S HUB SPECIFICATIONS NOT AMAZON'S SIZE CHART.