Clearly Safe® Vinyl-Coated Lead Rings (circular),
Heathrow Scientific The Lead Rings are perfect for stabilizing vessels and labware or for water bath immersions. • Vinyl-coated lead rings will not mark or scratch benchtops and labware • O-Shape Style • Flask sizes: 1000-4000mL • Weight: 935 g (weight may vary by +/- 3%) -HEATH