... distribution Irrigation-PSJPYXK 20 Metallic skin rocker arm zinc alloy pop-up sprinklerApplication:Apply for garden, greening, fruit tree, stadium.Features ... start irrigating, sprinkler will stretch out from ground automatically at high water pressure on it, and then finishing task, it ... Cast iron skin, zinc alloy rocker arm sprinkler inside. High strength of spray, head of rocker arm is impact- ...