Screw cap with hole, black, for 4ml vial, pk/100 Back Catalog number: V0004-SL Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 53971F-09 9mm R.A.M.™ Smooth Cap, Black, Bonded PTFE/Silicon 39,41 € 702155 N 9magnetic screw cap, Sil/PTFE, pk/100 38,03 € 702113 N13 PP cap, white, closed, PTFE/SIL, pk/100 19,01 €