king arms smith and wesson m4, cqb upgrade help please.

[kyza61]

hi i am currently wanting to put a cqb barrel on my magpull s&w m4, yet i am unable to find an info on what barrel to use or where to get 1. or even if i can cut my original barrel down. any help would be appreciated

thanks kyza.

[blytm]

Re: king arms smith and wesson m4, cqb upgrade help please.

I may be wrong but this should fit: http://www.zerooneairsoft.com/produc...oducts_id=3345