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Shimano® Octalink® drive-side bottom bracket cups with external notches
The pins have been hardened for increased strength and the plates are thicker than your typical chain
Whether you’re a beginner
We are unable to mix colors in a set
Box One 3/8" BMX Chain Tensioners - Pair - Gunmetal Gray 8 Shimano® Octalink® drive-side bottom bracketBox One Chain Tensioners are extruded then CNC machined from 7075 aluminum for an optimal balance of strength and weight. A minimalist design adds style while reducing their overall mass, including laser etched graphics with 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. Axle: 3 8" (10mm) Material: Aluminum Hardware: Stainless