Seal G13 for 4mL vials PTFE/silicone, pk/100 Back Catalog number: V0004-D Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 606GHP-11P 11mm Diameter Purple Guide Hole High Performance 88,37 € 5001-20ST 20mm Gray Chlorobutyl Snap On Stopper, Siliconized 284,15 € 5001SW-20R 20mm Red Rubber Straight Wall Stopper 277,98 €