The end cap, of the same material as the sleeve, is drilled out to about one-sixteenth of an inch under that of the actual barrel size. The recoil pad is one-inch thick, which means that this amount of length must be removed from the stock before installation of the pad. Prada Hobo Mustard. Dovetail slots are cut into the top flat of barrel with a variety of files, then are finished with a gunsmith's slotting file. The clear type is used on light-colored stocks such as maple, while the tinted fillers should be reserved for use on the darker walnuts. Prada Hobo Mustard. To make this job more simple but just as effective, install a steel pin through the hinge in lieu of the threaded screw found in the orginals. Its lines streamlined, the functioning of Browning automatic is impaired in no way by this alteration. Prada Hobo Mustard.