9"SD

Introducing the new HITEC ARMS Integrally Suppressed upper,
powered by MEAN Arms Bearing Delay™ in 9mm with 9″ SDK Suppressor

The Integrally Suppressed Bearing Delay Upper Receiver is a complete upper receiver system ready to be paired with the AR lower receiver of your choice. Includes our HTA 9″ SDK suppressor configuration . No 9mm-specific buffer needed. The Bearing Delay Upper Receiver is designed to work with standard AR-15 buffers.
-Lower Recoil
-Less “Dot Bounce”
-Faster Splits
-Quicker Follow-up Shots
-Lower Reciprocating Mass
-Reduced Fouling/Blowback in Receiver