Classic Army Plus CA024MZ1 HK53SD AEG with Folding Stock (No Sling Mount At Stock ==> Discount) 

-Airsoft Assault Rifle
-Metal Gear Box with Quick Spring change function
-Metal upper receiver with retachable stock
-Polymer handguard and A3 type lower receiver
-Metal outer barrel with flash hider
-Metal magazine can hold 450 rounds BB bullets