Back PetsAmazonCO2 Dual Stage Regulator with Solenoid Valve and Bubble CounterR 1 628.00Amazon ยท checked 7 days ago View at Amazon AverageR 1 628.00Lowest seenR 1 628.00Highest seenR 1 628.00Last changeR 0.00First indexed01 Nov 2026RetailerAmazonPrice history