Wide Compatibility: This chain tensioner fits most 110cc 125cc 140cc small vehicles. It works with many models including Coleman CT100U, Baja Doodlebug, Coolster, SSR, Apollo pit bikes, dirt bikes, ATVs, and youth quads.
Strong Build: Made from quality iron, this chain tensioner is built tough. It is designed to handle strong impacts, resist wear, and will not easily bend or break under pressure for long-lasting use.
Automatic Chain Protection: It automatically keeps the correct chain tension. This absorbs bumps from jumps and rough ground, prevents the chain from falling off, extends chain life, and gives you a smoother, safer ride with less power loss.
Precise Size Details: The roller's inner diameter is 0.48 inch (12.3mm). The total length is 3.34 inches (85mm). The mounting hole inner diameter is 0.59 inch (15mm). Please check these sizes before ordering.
Easy Install: The chain roller tensioner comes with all parts needed: the tensioner arm, spring, and roller. Installation is quick and straightforward, saving you time and effort for a simple setup on your bike.