Single steel bead sight on the smooth concave rib marked "AYA-AGUIRRE & ARANZABAL-MADE IN SPAIN" followed by a 2 inch wedge of fine English scroll. 2 3/4 inch chambers, automatic ejectors, and modified/improved modified chokes. The receiver and side plates are vibrantly case colored with near full coverage fine English scroll engraving, hand detachable side locks, gold lined cocking indicators, dual triggers, and an automatic tang mounted thumb safety. Mounted on a multi-point checkered splinter forearm with engraved fittings, straight grip stock, silver initial oval, and a checkered bare butt. The barrel and stock measurements are: bore diameter at 9 inches from breech .664/.664 inch; wall thickness at 9 inches from breech .043/.043 inch; drop at comb 1 1/2 inches; drop at heel 2 1/4 inches; length of pull 14 3/4 inches.