Single bead sight on the concave matte rib, choked full/improved cylinder with ejectors. The left barrel is marked "MODEL 21- WINCHESTER/TRADEMARK - 12 GAUGE 2 3/4". Winchester proof steel barrels marked "FULL" and "IMP CYL" (left/right). The matching serial number is marked on the upper tang, barrel flat, forearm hardware and beavertail forearm. Single trigger with selector, tang mounted automatic safety with gold "SAFE" and mounted with a checkered walnut beavertail forearm and pistol grip stock with a solid Winchester recoil pad. Length of pull is 14 3/8 inches.