... KNAPSACK SPRAYER 16L Material:PP/PE Specification: 20 Liter , brass button/Alu lance , Working pressure: 0.2-0.3 Mpa HX26 KNAPSACK SPRAYER ... , is a professinal manufacturer specialized in pressure sprayer, plastic sprayer & bottle, trigger sprayer, lotion pump, mist sprayer and other relevant OEM or ODM customer ...