UAC Reinforced Loading Nozzle for Marui M4A1 MWS GBB (MGG2-115) Gear 5 inch barrel improves the

5 inch barrel improves the grouping and accuracy of the gun

Standard Cradle Replacement for 870

while pulling the trigger all the way to the rear produces fully automatic fire

Reinforced Hammer(TS-82)

18 mm / inch Parallax Setting 100 MOA Adjustment 1/4 MOA Windage Adjustment 70 MOA Elevation Adjustment 70 MOA Windage & Elevation adjustment range

UAC Reinforced Loading Nozzle for Marui M4A1 MWS GBB (MGG2-115) Gear 5 inch barrel improves theUAC Reinforced Loading Nozzle for Marui M4A1 MWS GBB (MGG2 115) Reinforced Plastic Construction Design for Replace the Original Loading Nozzle Set Suitable for Tokyo Marui M4A1 MWS Series Airsoft Gas Blow Back GBB Rifle