BioFactory Cap with Silicon Tube (80cm 1/4 " ID3/8" OD), Male CPC Connector with Female Sealing Cap, without BioFactory, Sterile, 1/pk, 4/cs - C71254-FBA080BThis is an accessory part for the Biofactory aseptic transfer system. It is a cap attached to a male multi purpose connector (MPC) from Colder Products Company (CPC) by a piece of silicone tubing. This cap and connector is an accessory item that can be used with a Nest Biofactory, sold separately. 1 per sterile pack, 4 per case 80cm long external transfer tube 1 4" ID 3 8" OD Platinum cured silicone from St. Gobain Low extractables and leachables