MAXX CNC Aluminum Hopup Chamber M4A - PRO Modular Pouches This M249 weighs in at

This M249 weighs in at a reasonable 8lbs

03mm precision inner barrel

5 RONIN 10 SBR FEATURES:

They make the gun snappier by reducing the weight of moving parts and increasing the efficiency of the pistol

MAXX CNC Aluminum Hopup Chamber M4A - PRO Modular Pouches This M249 weighs in atCNC Aluminum Hopup Chamber M4A Pro (with BB Latching System) unit is precisely machined to perform accurately and consistently on Tokyo Marui (include G&G, KRYTAC, except KWA) Standard M4 M16 AEG series. The Hopup Chamber M4A unit is built with an aluminum Rotary Dial Knob for fine hopup adjustments, the precision Hopup Lever and 4mm Bucking Nubs (6mm Bucking Nubs are optional) to perform best with R Hop and Standard Hop to keep the BB shooting