BMX Chain Tensioners

The Alienation Circle Jerks Chain Tensioners work like a reverse chain tensioner. These fill the space in front of the axle, in between that and th...

The Alienation Circle Jerks Chain Tensioners work like a reverse chain tensioner. These fill the space in front of the axle, in between that and th...

Have a frame or fork with 14mm drop outs yet your wheel has a 3/8" axle?? These little gems will make your life filled with joy. Price is for a pair.

Made in the USA Sold in pairs Anodized colors with laser etched graphics **Only works with 3/8" (10mm) axles** Weight: 1.78oz

The SE Bikes Chain Tensioners are sold in a pair and are a great way to keep your chain tight and / or just give your bike an extra cool look. made...

The TNT Chain Tensioners come as a pair and are set up to work with 3/8" axles and include an M6 bolt adapter for those on Mini, Jr and Expert hubs...