Echo1 2500rnds Electric Drum Magazine - ER25 tight bore Modify Cylinder for M4 - harness ECHO AEG RS 47RIS POLY (JP-09A) Modify Complete 8mm Torus Type:M4 Wide Use Chamber Only
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Echo1 2500rnds Electric Drum Magazine ER25 tight bore Modify Cylinder for M4 harness ECHO AEG RS 47RIS POLY (JP 09A) Modify Complete 8mm Torus Type:M4 Wide Use Chamber Only Modify Cylinder for M4 TYPE 1 (GB013701)(4713072160690) It fills the space around Hop up chamber to address the problem of front end cracking previously encountered in Ver