Nalgene® Filling and Venting Closure, 2-3/4"H x 2-5/8" dia., 53B Closure Size, 1/4" I.D. Tubing
Filling and Venting Closure for use with Nalgene Bottles and Carboys
All-plastic Filling and Venting Closure for aseptic liquid transfer of media, biological reagents, pure water and chemicals. Top has two transfer ports plus one port for venting.