Quick view USA Lab USA Lab Cork Stand Ring for 250-500ML, 1L, 2L Flasks Our Cork Ring Stand is constructed with Cork for a durable, heat resistant stand—outfitte MSRP: Was: Now: $4.00 - $6.00 Options
Quick view USA Lab USA Lab Plastic Lab Stand Ring 90mm Up To 1000mL / 1L New Our 90mm Plastic Lab Stand Ring holds up to 1000mL / 1L Round Bottom Flask MSRP: Was: Now: $9.49
