Column extender, 4" ID x 12", 4" o-ring grooved flat flange top, 4" ground flat flange bottom
Column extender and 5860 heads should be mated to columns with the 6517 series clamps. These extenders are supplied with a 7855-254 (4") silicone o-ring.
For CAPFE o-rings, order 7855-880 (4"). A wide range of bottom adapters can be used with the Ace-Thed including the 5835, 5844 and 5857 series.