Aro 3:1 Oil Piston Pump

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Ideal for pumping motor oil, gear oil, or transmission fluid
Simple, durable design allows for piston pump service by any owner or technician!!
Reliability – Features stall-free, ice-free air motor & tough, durable housing to improve pump reliability
Durability – Increases durability by eliminating trip rods or push pins in our pump design
Serviceability – Simple self-service maintenance due to advanced design with 50% fewer parts
Serviceability – Reduced service time. No special tools required to service pump in-line (3:1 pumps)