The Samson Evolution Series features a free-floating AR-15 rail system. Being lightweight and durable allows the Samson Evolution Series to offer the perfect upgrade for 3-Gun competition shooting” law enforcement and military personnel or weekend enthusiasts. Accessory picatinny rails can be added or removed at any of 7 positions around the rail and any place along the length of the tube. Rail accommodates most piston systems. This is the 12.37″ Rifle Length Evolution Rail for the AR-15.Standard Evolution Series Includes: Thermal bushings” Two (2) 2″ accessory rail kits” One (1) 4″ accessory rail kit and wrenches.
- “Samson Evolution 12.37″ Free-float AR-15 rail system”
- Rail includes integrated anti-rotation tabs
- 1913 Picatinny Mil-spec
- Forms continuous top rail