Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weight.
- 7075-T6 aluminum
- Two axle hole design
- Sold in pairs
- Stainless steel hardware
- Laser-etched graphics that include wheel position guides and two 10mm mounting holes with 15mm of adjustment to ensure perfect adjustability
- Fits most frames every time you remove and replace your wheel
- Fits 10mm (3/8") axles only