Parts Catalog // Repair Kits // AR-50 BlueFlex Diaphragm Kit AR-50 BlueFlex Diaphragm Kit 2 BlueFlex diaphragms, 4 Valve O-rings and 1 BlueFlex accumulator diaphragm BlueFlex diaphragm kit for AR-50 style pumps *Prices subject to change PRICE: $90.29 Quantity Add To cart