Screw cap with hole, black, for 4ml vial, pk/100 Back Catalog number: V0004-SL Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended V0204100 Vials only,2ml ,12×32mm,8-425 Amber Glass,Screw to 11,94 € 5310-15G 15-425mm Green, PP Open Hole Cap, pk/100 6,37 € 30109P-1232A 100µL to 300µL Amber Polypropylene R.A.M.™ Limited 22,44 €