Double Pulley Chain Tensioner

Description
- Comas Race Double Pulley Chain Tensioner 
- High quality aluminium made by CNC 7075-T6
- Double pulley system 10T with ceramic bearings.
- Tension adjustment by Allen 6 and spring positioning.
- Nylon insert for better friction.

Sizes
- Wide: 4mm
- Axle diameter: 10mm

Finish
- Anodized black