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Continue to ChatDeltrol NB20BK - 1/4" ISO 7/1 BSP Taper Thread, Brass, With Knob, Variable Flow Restrictor With Shut-Off https://www.pneutrol.com/industrialspares/product/deltrol-nb20bk/
Deltrol NB20BK - 1/4" ISO 7/1 BSP Taper Thread, Brass, With Knob, Variable Flow Restrictor With Shut-Off https://www.pneutrol.com/industrialspares/product/deltrol-nb20bk/