New and innovative BlueFlex diaphragms are now included in these Hypro D252 / D19 BlueFlex Diaphragm Pump Repair Kits. The BlueFlex diaphragms establish a new benchmark for diaphragm durability under the toughest working conditions. The unique shape and thickness of the BlueFlex diaphragms have been carefully optimized to reduce mechanical stresses during the pump's working cycle, even under the toughest working conditions. Quality Parts at Competitive Prices.This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Pump Parts & Accessories\Other Pump Parts & Accessories". The seller is "best-supplies" and is located in this country: US. This item can be shipped worldwide.