Box One Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weight. Laser-etched graphics include wheel position guides and two 10mm mounting holes with 15mm of adjustment.
10mm (3/8”) only
7075-T6 Aluminum
Stainless Steel hardware
45mm of adjustment
XO Skeleton Design
Dual-Sided adjustment grid
Dual-Color adjustment block
AXLE DIAMETER: 10 mm
MODEL: ONE
QUANTITY: Pair
SPEEDS: 1