Aluminum Alloy Chain Tensioner, For Brompton Cline Pline, Single Speed Rear Derailleur Guide, For 3-7 Speed Setups, Black(Black)

Details

• [DESIGNED FOR FOLDING BIKES] This chain tensioner is expertly crafted for Cline and Pline folding bikes, a smooth and efficient ride every time.
• [ALUMINUM ALLOY LIGHTWEIGHT BUILD] Constructed from lightweight aluminum alloy, this tensioner maintains durability while keeping your bike light and manageable.
• [SUPPORTS VARIOUS SPEEDS] Compatible with internal 3-speed and external 4-speed setups as well as external 5/6/7 speeds, offering flexibility for different cycling needs.
• [IDEAL FOR SHORT AXLE DISTANCES] Specifically designed for bikes with short rear fork and axle openings; modifications are recommended within a 5-speed range for results.