Frigitronics Accessories All the necessary supplies to supplement your Frigitronics Cryo-Plus Surgical System. Part Numbers: 659 - “E” Cylinder, Empty. 50000 - 20lb. 'G' Cylinder, Empty. 679 - Double “E” Cylinder Cart. 681 - Single “E” Cylinder Cart. 694 - Single “G” Cylinder Cart. 32873 - Exhaust Tube, Rear 20'. 2475 - Procedural Timer. 2476 - Probe Storage Clip. P190 - Gas Purifier with One Cartridge (Filter). P191 - Replacement Cartridges for P190 (6/Package). 2201COO - Disposable Drape....