Bike Chain Tensioners


Blackspire Bike Chain Tensioners Blackspire Bike Chain Tensioners
Blackspire Stinger Chain Tensioner

- Machined aluminum arm attaches to BB, ISCG, or ISCG '05 mount
- Guide roller with cartridge bearing for single and double chainring setup

$23.95

Deda Elementi / Tre Bike Chain Tensioners Deda Elementi / Tre Bike Chain Tensioners
Deda Elementi Dog Fang Anti-Chaindrop Device

- Specially shaped composite material helps prevent chain derailment when shifting to inner ring
- Split clamp design mounts to specific seat tube diameters, eliminating the need for a metal fitment clamp

$11.95

DMR Bike Chain Tensioners DMR Bike Chain Tensioners
DMR Chain Reactor

- Device locks chain onto a single front chainring via guide roller with cartridge bearing
- Machined aluminum arm attaches to ISCG-05 3-bolt bottom bracket mount

$30.95
DMR Tension Seeker 2 Chain Tensioner

- Features anti-derailment guards that encase the pulley
- Tensioner allows the use of a 1 speed drivetrain on a vertical drop frame
- Mounts to derailleur hanger with double sealed pivot bearing
- Pushes down or up on the chain using an adjustable tension linear spring
- Alloy pulley with sealed cartridge bearing
- Also useful for internally geared hubs

$57.95
1 more products available from DMR



Paul Components Bike Chain Tensioners Paul Components Bike Chain Tensioners
Paul Melvin Chain Tensioner

- Machined aluminum tensioner bolt on to derailleur hanger
- Adjustable spring tension and dual floating pulley
- For frames with vertical dropouts
- Fits hubs with 22-28mm chainline (from inside of dropout)

$69.95


Rohloff Bike Chain Tensioners Rohloff Bike Chain Tensioners
Rohloff Twin Pulley Chain Tensioners

- Spring-loaded, twin pulley design mounts to derailleur hanger
- Longer arm design allows for easy wheel removal
- Offers proper chain tension on vertical-dropout frames when using the Rohloff Speedhub.
- XC model has a longer arm for use as a Singlespeed chain tensioner
- DH model has a shorter arm which brings the upper pulley closer to hub sprocket for better chain retention (shorter arm requires removal of tensioner to remove wheel). Designed to be used in conjunction with Rohloffs hub-mounted DH chain guide for optimal performance

$82.95
Rohloff SpeedHub Chain Guide

- Hub-mounted design prevents chain jump from rear hub sprocket
- Specific to the Rohloff Speedhub: only works with 15/16/17t sprockets
- Designed to be used in conjunction with frame-mount DH tensioner

$36.95


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