The Revolution DI SBR provides the same technology, same durability, same features and same AR-15 size, but in a smaller direct impingement system featuring our 9-position adjustable Dictator gas block and Renegade rail. The Revolution DI SBR weighs 6.5 lbs. with a 12.50" barrel, making it ideal for just about any situation you put it in. The Revolution DI SBR Features 4150 CrMoV Steel threaded barrel; 1-10 Twist; 5R Right Hand Lands & Grooves; Mid-Length gas system with 9 position Dictator Adjustable Gas Block; 11" aluminum Renegade Rail; single stage curved drop in trigger; aluminum billet machined upper and aluminum billet machined Gen 4 fully ambidextrous CMR lower receivers; integrated oversized trigger guard; KeyLock BCG with a Roller Cam pin; ambidextrous safety; QD Mount receiver extension end plate; 6 Position Anti-Tilt Buffer Tube; ambidextrous Tomahawk charging handle; MFT Minimalist stock and an MFT ENGAGE V2 grip. Includes one 20rd Magpul PMAG.