This is the last lockup you will ever have to buy, It will hold even on the biggest motors. The slingshot has been designed to fit under your stock cover in most applications so your competition will not even know what hit them! the lockups are fully adjustable and are built of the strongest, lightest materials available, we guarantee or craftsmanship and stand behind this product for your atv. Most atvs dont get all the power to the ground due to slipping clutches, the slingshot works to put every horsepower your motor makes to the rear wheels. call us for custom applications.