BOX COMPONENTS

Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weightA minimalist design adds style while reducing their overall massLaser-etched graphics that include wheel position guides and two 10mm mounting holes with 15mm of adjustment to ensure perfect adjustability10mm7075ALBlack

Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weightA minimalist design adds style while reducing their overall massLaser-etched graphics that include wheel position guides and two 10mm mounting holes with 15mm of adjustment to ensure perfect adjustability10mm7075ALBlue

Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weightA minimalist design adds style while reducing their overall massLaser-etched graphics that include wheel position guides and two 10mm mounting holes with 15mm of adjustment to ensure perfect adjustability10mm7075ALRed

Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weightA minimalist design adds style while reducing their overall massLaser-etched graphics that include wheel position guides and two 10mm mounting holes with 15mm of adjustment to ensure perfect adjustability10mm7075ALSilver

 Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner With a single hole `lollipop` design, these tensioners reduce weight and help keep your rear wheel locked in place 10mm Black

 Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner With a single hole `lollipop` design, these tensioners reduce weight and help keep your rear wheel locked in place 10mm Blue

 Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner With a single hole `lollipop` design, these tensioners reduce weight and help keep your rear wheel locked in place 10mm Red

 Adjusting chain tension is quick and easy with the new Box Three Chain Tensioner With a single hole `lollipop` design, these tensioners reduce weight and help keep your rear wheel locked in place 10mm Silver