Bel-Art 183070020 Vikem® Coated Flask Weight Lead Ring, 2-Lbs., Fits 1000 to 4000mL Flasks

Vikem® Coated Lead Rings stabilize glassware immersed in water baths, reducing floating, breakage and chemical spills. The bright red Vikem® coating is chemical-resistant and will not scratch flasks. Designed for commonly used straight-necked flasks, 1000 to 4000mL. Diameters - Outside: 114mm (4.5-Inch); - Inside: 71mm (2.8-Inch). Weight: 908g (2lb). Bel-Art® #: F1830700020.