Support Ring, Steel Rod, Steel rod, zinc-plated support ring with attached boss head clamp and thumbscrew, Distance from support to center of ring is 4-1/2in for all sizes, Diameter: 4
Funnel, Utility, Material: Polypropylene, Available in three sizes, these funnels have eight internal ribs to facilitate filtration, Top Outside Diameter: 67 mm, Stem Length: 30 mm, Capacity: 40 ml