CYMA M4 KEYMOD RAIL 10" CM621 AEG mb44 you will see the laser

you will see the laser engraved 'T' number markings

the thin shell cracks and the powder marks the surface

full metal (aluminium alloy)

User can replace difference hop up rubber from aftermarket parts at their preference

Hop Up Type: Adjustable

CYMA M4 KEYMOD RAIL 10" CM621 AEG mb44 you will see the laserCyma M4 Keymod (Nylon Fibre Mosfet QD Spring Inc. Bat. & Charger CM621) Reinforced Upgraded Polymer Full Metal Gearbox Quick Change Spring Cyma Mosfet Hi Cap Magazine Includes Battery and Charger Adjustable CRANE style stock Flip up front and rear sights Fires 1 Joule = 330 FPS The New Cyma CM62 Range are superior than other M4 currently on the market like the G&G Raiders Firehawks and comes with mosfet plus battery and charger. Making them a