Dye Proto Rize MaXXed Paintball Marker Patented UL hourglass gripframe with 4 tournament firing modes. Patented self-cleaning DYE M2 Eye Pipe with integrated ball detents; precision bored 14" Proto 2-piece barrel. DYE Lockdown adjustable clamping feed neck. Patented Fuzion bolt spool valve technology. DYE UL Airport On/Off.