HLR
http://www.haoptwart.com/product-page/07c19796-3ef9-d67c-cc0f-792fdeae9fe4
BD556 PTW Reciever
http://www.haoptwart.com/product-page/ab6db185-d44f-04c8-f859-0d8eeb57ed1c
SF Flash Hider http://www.haoptwart.com/product-page/1a4118ac-a921-b8f7-32a9-2d81e15e96e8
HAO's Lightrigid Alloy barrel--PTW
http://www.haoptwart.com/product-page/9430320d-a128-a8fa-37bd-2fb2aea43865
