Box Three 1 Hole Race Chain Tensioner Colour:Silver The softer durometer compound offers

The softer durometer compound offers improved comfort rightand multi-directional rib pattern provides excellent shock absorption

but with plenty of grip on the outer tread for traction and control whilst cornering and carving

This will convert your sprocket to the size you need

To make sure the Junior offers maximum grip it features a micro-knurled surface and extra molded pins

Comes in pairs

Box Three 1 Hole Race Chain Tensioner Colour:Silver The softer durometer compound offersAdjusting chain tension is quick and easy with the Box Three Chain Tensioner. With a single hole "lollipop" design, these tensioners reduce weight and help keep your rear wheel locked in place.