Screw cap with hole, black, for 4ml vial, pk/100 Back Catalog number: V0004-SL Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 5310-09FO 9mm Orange, Ribbed PP Open Hole Cap, pk/100 5,47 € 702155 N 9magnetic screw cap, Sil/PTFE, pk/100 37,34 € 804070-10B 10-425mm Blue Open Hole Polypropylene Closure, Red 57,77 €