UMI,Factory Yamaha, RRP, Xmetal and AC Racing KP etc.These work great for keeping your handle pole from over extending and breaking while performing extreme tricks or bail attempts.
It comes with everything you need to install it.
These item is in stock and ready to ship
Yes you can make your own home made version for less money using sub par materials, but lets be honest. After all the time it takes to source the quality parts & materials needed, it may actually cost more.