Penclips, pk10 Back Catalog number: C-CL010 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended M-MCHOR250HT O-Ring, micro-chamber pan seal,pk 4 Price on request HEDTDL31_2L Tedlar PVF Gas Sampling Bags with PTFE straight On/Off valve, 2L Price on request HEDFEP32_2L FEP gas sampling bag with PTFE dual-valve, 2L Price on request