Screw cap with hole, black, for 4ml vial, pk/100 Back Catalog number: V0004-SL Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5183-4433 Vial,screw 8-425,2ml,ambr,SLN,100PK 57,62 € 804040-1545 Clear 13-425mm Threaded Vial, 15x45mm, Black Polyp 52,77 € 5185-5862 Blue screw cap,PTFE sil/PTFE spta,500pk 198,44 €