DW Fibur 14" AC barrel

[iamthelazerviking]

OG Deadlywind Fibur barrel, before the removable threaded adapters. Spiral porting sexiness and original logo, 14", cocker threads, takes 5" inserts. $65

[Chaos]

Do the inserts just rest inside or is there an o-ring holding them in? I am definitely interested if there's and o-ring

[iamthelazerviking]

Does have internal o-ring to hold insert, yessir