Rubber Flip-Top Stopper, Threaded Design, 10 Pack

About this item Threaded Taper: tapered design with threaded flanged collar ensures a secure seal on a wide range of laboratory glassware Multiple Sizes: available in four sizes to fit standard taper joint glassware: 14# for 14/20 joints, 19# for 19/22 joints, 24# for 24/29 & 24/40 joints, and 29# for 29/42 joints; each comes in a 10-pack to meet routine laboratory needs Rubber Flexibility: constructed from durable rubber material offering excellent elasticity and corrosion resistance for repeated use Note: not food grade, intended for laboratory use only Warranty: 1-year coverage period for your peace of mind; if received damaged, please let us know and we will solve it promptly