Melvin Chain Tensioner,Single Speed
Quantity
Only 1 In stock
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Paul Components' Melvin keeps single-speed drivetrains taut on non-horizontal dropouts with adjustable chainline
The Melvin Chain Tensioner is the part that makes a single-speed conversion viable on frames that were never designed for it. The machined aluminum pulleys give a clear visual cue when tension is right, so setup is repeatable rather than a matter of feel, and the side-to-side float means minor chainline imperfections do not translate into drivetrain noise or wear.
What Our Gearhead® Experts Are Saying:
"The pivot spacers let me dial the chainline without swapping the whole setup. That's the detail that makes this work on frames where the dropout geometry leaves no room for error."
Details
- Tensions single-speed chains on vertical dropouts without adjusting the wheel
- Sealed bearing pulleys with side-to-side float accommodate chainline variances
- Chainline adjustable via pivot spacers for precise frame-specific setup
- Accepts both 1/8-inch and 3/32-inch chains for broad single-speed compatibility
- Item #PUAA008
- Material
- Aluminum (machined)
- Compatibility
- Single-speed; 1/8 inch and 3/32 inch chains; 6–9 speed (pre-8/12/25 models), 6–12 speed (post-8/12/25 models)
- Activity
- Cycling