KRISS USA Vector Sdp G2 10mm 5.5" Carbine

The KRISS USA Vector SDP G2 10mm 5.5" Carbine is a purpose-built, short-barreled platform engineered for close-quarters tactical operations, home defense, and specialized law enforcement deployments. Chambered in 10mm Auto, this carbine delivers the stopping power and velocity of a rifle-length cartridge in a compact, maneuverable package ideal for operators who demand both firepower and portability. The Vector platform has proven itself in high-stress environments, earning respect among professional shooters and agency armories for its reliability under demanding conditions.

The 5.5-inch barrel optimizes 10mm ballistics while maintaining a 16.75-inch overall length, preserving ergonomic handling in vehicles, buildings, and confined spaces where full-length rifles become liabilities. The Gen 2 refinement introduces improved ergonomics, refined controls, and enhanced reliability—critical upgrades for operators who run their gear hard. The SDP (Special Duty Pistol) designation reflects its hybrid design philosophy: the velocity and controllability of a carbine paired with the deployability of an oversized pistol-caliber platform. The compact profile and lightweight construction (approximately 1 lb for the receiver assembly) facilitate rapid target transitions and reduce fatigue during extended operations.

Law enforcement tactical teams, armed security professionals, and civilian shooters seeking a modern defensive carbine find the Vector SDP G2 10mm particularly suited for vehicles, tactical entries, and scenarios where intermediate cartridge power matters but standard rifle ergonomics complicate deployment. The 10mm chambering delivers 1,200+ foot-pounds of muzzle energy—substantially superior to 9mm while remaining controllable in rapid-fire sequences. Shooters transitioning from the original Vector platform or operators familiar with KRISS' modular accessories ecosystem will appreciate the refined controls and improved rail real estate for optics, lights, and support equipment. Verify local and state regulations regarding short-barreled rifles and pistol-caliber carbines before purchase.