Stabilizing/Weighting rings, lead LAB-Rings to stabilise glassware and plasticware on shakers or to immerse in water baths. Vinyl-coated lead rings will not mark or scratch benchtops and labware.
Product Specification: Product Type: O-Shape For flasks: 250 - 1000 ml Int. diam.: 51 mm
+353 (0)1 4523432
