Shot Show 2023: GemTech Launches GVAC Upper Receiver
When suppressing an AR-15, one of the things end users have to contend with is the gases being pushed back into their faces while shooting suppressed. As time has passed, adjustable gas blocks and gas-busting charging handles were designed to help mitigate the gases the end user is exposed to. Gemtech has taken it further and introduced their new GVAC upper receivers.
