Westside Discs VIP King MyDye Disc Size:170 172g Attach a compatible Eclipse GX Color FDE Attach a compatible Eclipse GX Marker Pack to your Eclipse GX2 Gravel Backpack rear harness and you have a fully integrated luggage system for your paintball equipment and marker The Shaft FR back has 3 windows that make it possible to quickly and easily identify which insert is being used as well as "Quick Threads" that allow the barrel to be attached and removed from your marker in less than half the time when compared to standard Cocker threaded barrels The farthest flying disc in our line the King is designed to allow the average player to experience a long distance flight For professional players the King will be your longest flying disc and roller in your bag