The SBA Silent Buffer H2 is a drop-in system carefully designed to help the AR-15 platform have smoother and quieter operation. This all-in-one system has a higher tension and more reciprocating mass compared to the standard SBA. It is easy to install and quickly reduces friction and vibration. It is made from high strength aluminum and steel to help it last.
FEATURES:Fits M4-style buffer tubes for AR-15 semi-automatic rifles.All-in-one systemHigh strength aluminum and steelSmoother harmonicsEasy install/ No gunsmith needed