HPA 6mm 3500 Count Biodegradable Tracer BB's 0.28g (Green) grenade this makes it possible to
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Description
HPA 6mm 3500 Count Biodegradable Tracer BB's 0.28g (Green) grenade this makes it possible to this makes it possible to change the firing sequence giving it the ability to operate in both true closed bolt as well as "AEG" mode many airsoft replicas suffer from limited battery space