AngryGun Complete MWS High Speed Bolt Carrier w/Gen2 MPA Nozzle for Marui M4 MWS GBB (Original) Spring Internal Hopup rubber is AEG type

Hopup rubber is AEG type

Gunsmith Bros SV SR Style Hammer for Marui Hi-Capa/ 1911 GBB (2 Tone)

COWCOW Technology Tokyo Marui Hi-Capa Custom Grip

Alpha Parts M90 Cylinder Set for Systema Over 10

This special piston will allow you to tweak the muzzle energy of your SRS by adjusting the piston mass from 40 to 137 grams with 15 different configurations

AngryGun Complete MWS High Speed Bolt Carrier w/Gen2 MPA Nozzle for Marui M4 MWS GBB (Original) Spring Internal Hopup rubber is AEG typeAngryGun Complete MWS High Speed Bolt Carrier w Gen2 MPA Nozzle for Marui M4 MWS GBB (Original) Designed to give you more control of your MWS build The BCG features an adjustable nozzle for fine FPS tuning, you simply use the provided allen key to adjust for more or less FPS from the front of the nozzle. Suitable For Tokyo Marui M4 MWS MWS Spec Series Airsoft Gas Blow Back GBB Rifle