Nalgene Filter Holder with Receiver, PSF 47 mm, 293mm H x 134mm OD, 1000 ml Capacity (Case of 4): Science Lab Bottletop Filters: Amazon.com: Industrial & Scientific
Nalgene Filter Holder with Receiver, PSF 47 mm, 293mm H x 134mm OD, 1000 ml Capacity (Case of 4): Science Lab Bottletop Filters: Amazon.com: Industrial & Scientific