Introduced in July 2014, the 693 over-under blends the best of Beretta's 686/687 series with a few structural and cosmetic innovations. The 693 comes equipped with Steelium barrels and with the OptimaChoke HP system. 3" chamber. The 693 is lighter than the previous generation 687s. With a 26" barrel, about 7 lbs. Rib Type: 6x6mm, flat vented. Sight: Front bead. Chokes: Optima HP Flush: F-IM-M-IC-C. Hand-rubbed-oil Grade 2.5+ walnut.