SCUBAPRO MK19 EVO DIN 300 D420 Regulator Set

Features: - Uniquely Shaped Fiberglass-Reinforced Nylon Casing Carries On The D-Series Heritage With The Latest Advances In Breathing Performance Technology - Air-Balanced Progressive Flow Control Valve Is Able To Deliver Abundant Airflow With A Natural Smoothness Comparable To Breathing On The Surface. - Dive/Pre-Dive System Includes A Switch On The Top Of The Case With A Thumb Tab For Adjusting The Direction Of Airflow Right Out Of The Valve. - Casing Design Features Inner Winglets That Direct Airflow Towards The Exhaust Valve, Creating A Dramatic Improvement In Exhalation Effort. - Diaphragm Is Located In The Lower Section Of The Casing To Take Advantage Of The Pressure Gradient In The Upright Position, Making Breathing Even Easier. - Reversible Hose Attachment Allows For Either Left- Or Right-Side Lp Hose Connections For Maximum Rigging Flexibility - Large Purge Button Is Easy To Reach And Depress, With Or Without Gloves. - Exhaust Tee Is Compact And Efficiently Deflects Bubbles From The Diver’S View While Enhancing Ease Of Exhalation - Super-Flow Hose Features An Oversized Bore That Allows More Air To Flow On Each Inhalation. - Compact Hi-Flow Mouthpiece Improves Airflow As Well As Mouth Comfort, Fitting All Mouth Sizes, From Largest To Smallest.