This single-speed chain tensioner is designed for mountain bike single-speed conversions and drivetrain cleanup. Main components are crafted from high-strength aluminum alloy and stainless steel. Features a CNC-machined, anodized finish for wear resistance. The kit includes a black flywheel, C-shaped double-pulley tensioner, an adjuster piece, and three hex keys. The double-pulley construction provides chain retention on bumpy terrain. Adjustable tension design allows fine-tuning for optimal chain management.
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