DMR STS Chain Tensioner
Best reliable chain management for single speed bicycle conversions.
This tensioner is the ideal solution for converting vertical dropout frames to a clean, single-speed setup. It balances rugged durability with a straightforward adjustment system, making it a reliable choice for riders who prioritize simplicity and performance in demanding riding environments.
$27.00
at
Diamond Cycle
More STS options
Who it's for
- Single-speed riders seeking dependable chain retention on rough terrain.
- Cyclists converting multi-geared bikes to single speed without frame modifications.
- Aggressive riders needing a resilient component for demanding off-road use.
Who should skip it
- Weight-conscious riders prioritizing minimalist setups and ultimate simplicity.
- Riders who prefer silent drivetrains and minimal maintenance requirements.
- Aesthetic-focused riders desiring the cleanest possible single-speed bike appearance.
Performance breakdown
Build Durability
Stainless steel construction withstands heavy impacts from street and dirt riding.
Tensioning Precision
Simple bolt-adjustment mechanism allows for quick, accurate chain slack removal.
Mechanical Smoothness
Sealed cartridge bearings ensure consistent, drag-free operation under load.
Installation Simplicity
Mounts easily to standard derailleur hangers for straightforward single-speed conversion.
Compatibility Range
Specifically engineered for vertical dropouts, limiting use on horizontal dropout frames.
Maintenance Ease
Robust design requires minimal attention beyond occasional tension checks.
Key Specs
Material
Stainless steel, High density polyurethane
Compatibility
1-speed drivetrain
Mounting
Derailleur hanger and dropout
Bearing Type
Sealed cartridge
Application
Street, Dirt Jump
Quantity per pack
1
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