Spare solid glass stopcock key, NS 14,5, 2pc/pk Back Catalog number: OST-227-3141 Availability: In the manufacturer's stock Price on request - + Recommended U-COV1517 Spare O-ring, brown, for POD sampler (diffusive body), pk 20 Price on request SERLFP-5002 Spare charger, ACTI-VOC Price on request C-HSINS2-4 Spacer for Agitator, to accommodate for 2mL vials, pk 4 Price on request