Description:

[Specifications] Size: 37x31x17mm / 1.46"x1.22"x0.67"(L*W*H), Hole Size 1: 15mm / 0.59", Hole Size 2: 27mm / 1.06", Adjuster Block Tensioner Length: 7mm / 0.28". [Chain Adjuster] Make your wheel chain tighter and not easy to fall off and if the chain is loose, you can adjust the wheel chain with the adjuster.. [Package Content] 4 x Chain Adjuster Block Tensioner. [Material] Made of good quality material to ensure its durability and lifespan..