2" Hydraulic Ram Pump - second modelzaenco (44)in Threespeak - OLD • 6 years ago ▶️ Watch on 3Speak Drive pipe: 2 inches Fall: 4 meters Delivery flow: 19500 l/day, 13.3 l/min, 0.22 l/sec ▶️ 3Speak #threespeak #education #hydraulic ram pump #lowtech #autonomy #palnet