Description
The Echo 1 M4 COMMANDO is based on the M733 model but with a shortened barrel
Designed AND manufactured in the UK
Towards the top of the upper receiver are licensed trademarks as well as a unique serial number along the mounting section for an optic mount
Great Upgrade
Other bolt features include ramping detents grooves which make for a much easier transistion for the ball detents during each shot
Virtue ETHA Redefined Board Tactical Gear The Echo 1 M4 COMMANDOThe Virtue Etha board easily installs in minutes, and now features Virtue's new Redefined code. Virtue Redefined is the most comprehensive upgrade to the Virtue platform to date. All the original #1 Upgrade Virtue features are inluced as well as new features, modes & settings to make your gun perform to its full potential and even easier to use. Virtue Redefined is the only upgrade that actually replaces your gun's engine, improving performance at