DM13 Dye 2013 DM Paintball Marker Lockdown Clamping Feedneck Color Coded O-Rings EyePipe Plateless Enclosure One-Piece Fuse Bolt System operating at 145psi Hyper3 In-Line Regulator Low Pressure Regulator operating at 60-70psi Reach Trigger Adjustment System Ultralite 45-Frame Ultralite Airport w/balanced cam lever system for easy ON/OFF