Folding Bike Chain Tensioner Aluminum Design for Brompton and For ClinePline Optimization (All Black)

Features:*Compatible with Folding Bikes: Designed specifically for Brompton Cline and Pline folding bikes, this chain tensioner ensures smooth chain operation.*Lightweight Aluminum Build: Made from aluminum alloy, the tensioner is lightweight, suitable for everyday use.*For Single-Speed Setups: Support internal 3 external 4 speed, support external 5/6/7 speed*Due to the short distance between the rear fork and the rear axle of some folding bicycles, and the rear axle opening is too short, it is generally recommended to modify it within 5 speed (5 speed use a 9s or 10s flywheel)*

• [COMPATIBLE WITH FOLDING BIKES] Designed specifically for Cline and Pline folding bikes, this chain tensioner s smooth and efficient chain operation, enhancing your cycling experience.
• [LIGHTWEIGHT ALUMINUM BUILD] Constructed from aluminum alloy, the tensioner is lightweight yet robust, making it perfect for everyday use without adding unnecessary weight to your bike.
• [SPEED SETUP SUPPORT] Compatible with internal 3 external 4 speed setups and supports external 5/6/7 speeds, providing flexibility for various cycling needs.
• [MODIFICATION RECOMMENDATION] Due to space constraints in some folding bikes, it's advised to modify within 5 speeds for optimal performance, you get the best out of your bike.
• [SIZING REMINDER] Please check your bike's specifications before purchase to compatibility.