POM CLAMPS FOR GLASS JOINTS 19/26 - Light Blue Back Catalog number: 31926 Availability: In the manufacturer's stock Price on request - + Recommended 8131A-50 Sample Container. 50ml. Box of 384. Price on request 1133 RED CONICAL STOPPER - 15x11mm, h 18mm Price on request 3833 CONICAL STOPPER 1 HOSE - 48x37mm, h 50mm Price on request