The New Flatline Platinum Series Barrel features quick thread design that easily attaches like any other barrel. Designed for range and accuracy, and eliminating the need to arch your shot, the Tippmann Flatline Barrel System uses patented technology to create backspin for a level and precise shot. Increases range by 100 ft. Available on: Custom Pro, 98 Custom. Also includes extra Picatinny rail for non Platinum Series 98's.