Scubapro MK21/S560 regulator set. Complete set of regulators includes the MK21 fist stage with 5 LP ports and 2 HP ports and yoke cylinder valve connection, S560 primary 2nd stage regulator that is balanced and adjustable with venturi assist lever, R195 octo/backup 2nd stage regulator, LP inflator hose for a standard BCD power inflator and a Mares gauge console with cylinder pressure, analog depth gauge and compass. Regulators have been inspected, tested and tuned... they're ready to dive!
