Ithaca Era (1916-1947): Ithaca Gun Company bought Lefever and later introduced the popular utility-grade Lefever Nitro Special in 1921, producing 16-gauge models through 1947.Safety and AmmunitionChamber Length: Most vintage 16-gauge Lefever shotguns feature short chambers (such as 2-9/16" or 2-1/2") rather than modern 2-3/4" shells.Inspection: As noted by a consensus of users on Reddit, you must have a gunsmith measure the chambers and inspect barrel wall thickness and locks before firing modern ammunition to prevent dangerous pressure spikes. stock clear coat is textured please review the pictures.