Cork Stopper, function as a closure for bottles, vials, laboratory vessels and other openings, They are effective for both liquid and solid mediums and offer light weight, Length: 20 mm, Top Diameter: 16 mm, Bottom Diameter: 11mm, Stopper No.: no.4
Lattice Lab System, Set no. 4, assortment of aluminum rods, Contents: Foot Plate, 2-5/16in diameter, Set Screw for Foot Plate, Anchoring Screw for Foot Plate, hook Connector with Thumbscrew, suppprt rods from 2in to 48in long, and 1/2 in diameter