Deadlywind Fibur-X Carbon Fiber Barrel - Tippmann A-5/X7 Thread Marker Upgrades the mirror finish bore gives

the mirror finish bore gives you almost zero drag and cleans in a blink of an eye

velocity consistency and a reliable shell that breaks on contact but not in a player’s paintball gun or barrel

Get Virtue's advanced laser eye technology for your Proto M7

2 - Trigger Return Spring

This has the very rare and desirable METAL feed elbow upgrade on it

Deadlywind Fibur-X Carbon Fiber Barrel - Tippmann A-5/X7 Thread Marker Upgrades the mirror finish bore givesThe Deadlywind Fibur X carbon fiber barrels are ultra lightweight, accurate, and quiet. They utilize the Freak(tm) replaceable inserts, so one barrel and a few inserts will do the job of multiple barrels. And with the ability to affordably swap to different threads, the Fibur X has you covered! The Fibur X barrel system consists of three parts The thread adapter to match your gun type, a carbon fiber "main barrel" which is the main part of the barrel