Package Includs: 1 chain tensioners and 4 replacement wheels

Convenient Installation:While ensuring the life of the chain, the heavy duty chain tensioner is very convenient to install because of its stable structure, and the extra chain roller is convenient for replacement

Good Quality: The tensioner is made for motorcycles and high-speed bicycles. The spring clip is made of high-quality steel, and the bracket is made of 3.1 mm thick metal, it is not easy to rust

Convenient Installation: Chain roller tensioner ensures proper tension and alignment of the chain. It can prevent the chain from derailing, excessive wear of the sprocket and prolong the life of the chain

Replaceable Accessories: Equipped with 4 replaceable sprockets
Heavy duty chain roller tensioner with upgraded spring, thicker wire and longer travel. The bracket use 3.1mm thick metal, stronger built than other tensioners.
Specifications:
Length: 3.46inch Installation Hole Inner Diameter: 0.59inch Roller Material: Steel
Package Includs:
1 x Chain tensioners 4 x Rollers