PVC donut ring 56 mm heavy weight for lab waterbath flask bottle stabilize New

Description

PVC Weight Ring for Stabilizing Flasks in Waterbath
For stabilizing 250-2000 ml flasks
Inner diameter: 2.25" (56 mm)
Weight: 1 lb  3 oz
Ring only. Color maybe different. Glass flask not included.
Sold by Chang Bioscience Inc.
Ship in 1-3 days after receiving payment.
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