Box Two Chain Tensioner Two Hole 10mm Red RGroup_891C84803F0BE146194BB212E1AB44499F624CE1 water-based formula includes Silica Nano

water-based formula includes Silica Nano particles that form a protective barrier to repel water

making it ideal for both casual rides and competitive cycling

the Ultegra series ensures a noticeable performance difference

so the hose doesn't even affect the pump's efficiency

designed for professional racing and training

Box Two Chain Tensioner Two Hole 10mm Red RGroup_891C84803F0BE146194BB212E1AB44499F624CE1 water-based formula includes Silica NanoThe Box Two Chain Tensioner Two Hole 10mm Red lets you dial in your chain tension so it sits exactly where you want. With two mounting holes, you gain ample adjustment to suit a wide range of frames, helping to keep your rear wheel locked in place and your drive smooth. Built from durable 6061 T6 aluminium and finished with laser etched graphics, it protects your frame dropouts while reducing wear on components.