The new DYE Reg Tester is the perfect tool for adjusting your Hyper3 Regulator to the optimal<BR>pressure setting for your DYE marker.<BR><BR> 0 - 200psi gauge allows precise adjustments for desired pressure.<BR><BR> Easy press bleed button allows pressure release while setting your regulator.<BR><BR> High quality aluminum design.<br><br><strong>This will only work with  DYE Hyper3 Regs, or Proto Hyper 3 Regs, those are the regs with the smaller ASA threads. Sold on current DYE and PROTO markers, such as DM9/10</strong>