7.63x25mm. 16" barrel length. SN: 296. Blued metal finish with polished bolt and Niter blued small parts mounting walnut stock and forend with sling loop to forend. Short recoil operated single action autoloading pistol fed by an internal magazine charged with stripper clips. Left frame shows MAUSER banner with the right displaying the WAFFENFABRIK MAUSER/OBERNDORF A. NECKAR address. Item shows a {Crown/BNP} Birmingham proof to the right frame, and Imperial German commercial proof marks to major parts. Further Birmingham proofs to the barrel. Base of triggerguard shows NA CO./BRIDGEPORT NJ importer marking. Item was most likely rebuilt by importer as a carbine. {MODERN}