Item Descriptions:
-The nut is anti-loosing and requires a tool to screw it.
-Adjust the tightness of the chain to prevent the chain from falling off.
-Used for bicycles and electrombile.
-Made of steel material to ensure its durability and lifespan.
-Package contains 4 pieces chain adjusters tensioners and 4 pieces nuts.
-Please compare the hole size to see if this chain adjuster fits your vehicle before purchasing.

Package:
4pcs Chain Adjuster Tensioner
4pcs Nut

Item Specifications:
Material:Steel
Colour:Silver
Hole Diameter:12mm/0.47inch
Threed Size:6mm/0.24inch
Total Length:50mm/1.97inch