RIVENSTONE Adjustable Single Speed Chain Tensioner 10MM Aluminium Alloy Bicycle Chain Adjuster Bike Chain Tension Guard Bolt Wear-resistant Folding Bike Chain Fastener Single Speed Bicycle

Material: Aluminum alloy Size: 72.7x26.5x14.2x10MM(2.86x1.04x0.56x0.39in) Color: Black/red/Gold/Silver Package include:1Pc Bicycle Chain AdjusterProduct name: Single Speed Chain Tensioner Features: lightweight, anode color, bright color, not easy to oxidize, using CNC technology, split zipper double hole, single bolt design. This product is mainly for folding bicycles to adjust the chain tightness Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.