I am selling my carbon fiber lightweight arp9 build. I have installed the gold edition F2 engine combined with the Airtac inner barrel and hopup setup with the lightweight carbon upper. I also have the Tapp airsoft carbon drop stock. Let me know if you have any questions. I also have a parts list if you would like it. New, this build and extras comes to about $1200. Asking $1000 obo. No trades. I will repost with purchase protection if you don’t like to use PayPal.