Best Fittings Quick Coupler Cylinder Pressure Test Dust Plug Stainless Steel

Best Fittings Quick Coupler Stainless Steel Cylinder Pressure Test Dust Plug Combined Dust Plug & Cylinder Residual Pressure Test Plug. Fits BEST Fittings QC02 Socket as used on all current Daystate guns. Compatible with Foster 12FS, 12FSS and 12MS Straight Thru Quick Couplers. Essential to the keep the nasties out of your prized shooting tool, and quickly test your cylinder pressure to boot! Please note that the quick coupler male components are not compatible with the Brocock OE Fittings that are produced by Brocock to their own in house specification and not to International Interchange Standard. Ensure you close the valve and bleed the system in the normal way prior to removing the test plug.