Wishbone frame with Fat Bob gas tank mounts. This frame will accept Panhead and Shovelhead engines. Accepts 4 speed transmissions and chain drive. There is no stretch in the front down tubes and has stock neck rake. Designed for use with rear disc brakes. Top engine mount must be welded in place by the technician. This frame is made from 1018 DOM steel and manufactured under very close tolerances. A statement of origin is provided with each frame. Manufacturer: Paughco.