[crash33]

the type b is the one that doesn't bolt to the rail it looks like this.
http://images.google.com/imgres?imgurl=http://www.speedzonemotorsports.com/images/P/nismo%2520pressure1.jpg&imgrefurl=http://speedzonemotorsports.com/product.php%3Fproductid%3D311%26cat%3D0%26page%3D3 &usg=__0Y-ujhDyqMcCz5l7aRbiso0Hw8o=&h=480&w=640&sz=30&hl=en& start=1&um=1&itbs=1&tbnid=V9uwn8aSKbsJbM:&tbnh=103 &tbnw=137&prev=/images%3Fq%3Dnismo%2Btype%2Bb%2Bfpr%26um%3D1%26hl% 3Den%26sa%3DN%26tbs%3Disch:1
I want to use it on my ka motorso that is why I ask.