Ferrule, 1/4", PTFE, pk 20 Back Catalog number: C-FP020 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended C-CHK10 Check-standard, 90 ng/µL (nominal), Tenax TA,pk10 Price on request C-DL1P0-XZ DiffLok cap (one SS, one inert), 6mm,pk100 pairs Price on request C-DF100E Diffusion caps,alum,etched with serial numb,pk100 Price on request