Nalgene® Filling and Venting Closure, 3-7/8"H x 4" dia., 83B 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.