This is a sleeve for a removable / drop-in king pin from Fontaine. This is the exact replacement sleeve / housing for a Fontaine trailer with removable king pin, but it is perfect for replacing any 2.75″ removable king pin housing and will work in many other applications as well.
- Length: 5.125″
- Outer Wall: .625″
*Used with Fontaine Removable King Pin, part # 51192005.