Chain adjuster for Coolster go kart 200cc 250cc tensioner guideFeatures:<br> <br> 1.Perfect Fitment: Chain slider tensioner roller fits for ATV Coolster Go Kart 110cc 125cc 150cc 200cc 250cc, perfect matching.<br> 2.High Quality Material: Chain tensioner guide is made of high quality steel alloy and ABS material, rustproof, wear resistant, sturdy and durable.<br> 3.Excellent Performance: Chain roller guide tensioner is not easy to oxidize, deform and bend, stable performance and high reliability.<br> 4.Professional Design: Professional manufacturing, exquisite workmanship, keeps chain from popping and snapping, have a long service time.<br> 5.Easy Installation: Easy to install, adjust the chain automatically, convenient for using, save your time and energy.<br> Specification:<br> Item Type: Chain Slider Tensioner Roller <br> Material: Steel alloy+ABS <br> Applicable Chains: Use 420 428 and 530 chains <br> Application: Aftermarket replacement for the original spring bearing chain idler tensioner and pulley <br> Function: Protect the swing arm and help guide the chain correctly, prevent the chain derailment, sprocket excessive wear, prolong the life of the chain. <br> Fitment: Fit For ATV Coolster Go Kart 110cc 125cc 150cc 200cc 250cc