Standard style rigid frame for Big Twin, stock 30 degree rake and stock stretch. This frame is made of 1.125 inch x .120 inch wall tubing that is tig welded on all new hardened tooling. Made to accept Panhead, Shovelhead or Big Twin Evolution solid mount engines with up to .200 inch longer cylinders, flat side Fat Bob gas tanks and dash assembly, and 4- or 5-speed transmissions with chain drive transmission. Manufacturer: Kraft Tech.