Shopping Cart (0) Quotes (0) Express Ordering All Categories > Products > Flasks/Beakers/Bottles > Flasks > Reaction Apparatus > Reaction Head > QRA-4 Reaction Head, Five-Neck > Item # QRA-4-3 All CategoriesAll Categories ProductsProducts Flasks/Beakers/BottlesFlasks/Beakers/Bottles FlasksFlasks Reaction ApparatusReaction Apparatus Reaction HeadReaction Head QRA-4 Reaction Head, Five-NeckQRA-4 Reaction Head, Five-Neck Item # QRA-4-3 Item # QRA-4-3, QRA-4 Reaction Head, Five-Neck QRA-4-3QRA-4 Reaction Head, Five-Neck Request Information Email This Page Download PDF Download PDF Printable Page List Price $498.90 Qty. Add To Cart Request Quote /Asset/qra-4.jpg /Asset/qra-4.jpg Close Window Conical flange with flat ground bottom to allow the head to sit flatly on a reaction kettle or flask. Unit of Measure Imperial Metric Both Specifications Flange N/A 150 mm Center Neck N/A 29/42 Side Necks N/A 29/42