The Volquartsen Black Mamba is the chassis-stocked member of the Volquartsen complete rifle lineup — built on a black anodized aluminum chassis that accepts AR-15-pattern pistol grips, provides Picatinny rail surfaces, and integrates a folding or fixed stock attachment point. The Black Mamba is Volquartsen's tactical-format precision rimfire, delivering match accuracy in a modern chassis package. Type: Rifle Action: Semi-Automatic Caliber: 22 LR Capacity: 10 Year introduced: 2010, USA Weight: 108.8 oz Overall length: 36.5" Status: Active Intended use: target, competition, tactical