Price Item Use the form below to price this item with available options. Note: in some cases a list price may not be available for the specific options you select. Select Part Number: Select Part # Size 60611A-EXT 3" 75GPM 60612A-EXT 4" 100GPM 60613A-EXT 4" 150GPM 60614A-EXT 5" 200GPM 60615A-EXT 5" 250GPM 60616A-EXT 6" 350GPM 60617A-EXT 6" 500GPM