the knuckles guy was referring to the facebook page comment he made (By the way, it was AFTER the SLIDE was RELEASED and my box didn't come with any instructions. He only mentioned to do the BBU because people complained)
"
Airsoft Surgeon Dear Jason, AS because the Marui Glock Blow back housing size are not perfect, so please rebuild the housing and the nozzle to the slide again, file the housing if necessary, till easy to putback into the slide. Cheers.
February 11 at 8:35am ยท Like"
Airsoft Surgeon All my product I did the QC myself, I can put toget