The Dead Air Fixed Barrel Spacer is a must-have for adapting your P-Series Booster Assembly to operate like a direct thread mount, making it ideal for firearms with fixed barrels. Specifically designed for compatibility with P-Series pistons and the SD500 P-Series Booster Assembly, this spacer provides reliable functionality and is perfect for fixed-barrel setups. Note: Not compatible with Mojave Booster Assemblies or pistons.
