BCA Essential VFC Avalon MK18 Build PK279 They also come with open-cell

They also come with open-cell foam on the nose bridge for padding

and compatible clones

6V NiMH minibattery or a LiPo battery of similar size as well as be used for miscellaneous storage

ease of use

BCA Essential VFC Avalon MK18 Build PK279 They also come with open-cellBCA Essential Build Are you looking for the best cost to performance ratio upgrade package for your favourite AEG? AEGs upgraded with the BCA Essential Build provide top level shooting performance while keeping your bank account in the game instead of packing up and going home. Parts*: PDI 6. 05mm SUS304 Stainless Steel Inner Barrel 275mm Maple Leaf Macaron Bucking 60* MAXX M4E Hop Up Chamber Jefftron Leviathan Optical Trigger Board w Bluetooth BCA