![SELF ADJUSTING PRIMARY CHAIN TENSIONERS FOR BIG TWIN & SPORTSTER](http://www.devocycle.com/cdn/shop/products/0074363_550.JPG_9957fd9a-d174-41f0-ab58-538d2e41b29a_{width}x.jpg?v=1614565279)
MidUSA
SELF ADJUSTING PRIMARY CHAIN TENSIONERS FOR BIG TWIN & SPORTSTER
$115
- Spring loaded to provide constant tension on the primary chain
- Eliminates chain snatch on deceleration
- Promotes smoother shifting and less stress on transmission components
- Improves chain life
- Includes installation instructions
Hayden
Fits Sportster 4 speed 1977/1990