MAXX M4A PRO Hopup Chamber Sig Air What's included: M870 Breacher gast

What's included: M870 Breacher gast shotgun

Allows the user to raise their optic 0

Level 2 Retention - Uses two features to hold handgun securely in place

The full metal construction of the weapon increases rigidity and durability

The 60-day factory warranty is the icing on this two-toned chocolate cake

MAXX M4A PRO Hopup Chamber Sig Air What's included: M870 Breacher gastCNC 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