Microsolv Screw Cap black, knurled PP, with white Sil/red PTFE Septa/Liner, for ND15 thread storage vials or bottles, 100 pc/PAK

Caps, Screw Top, with White Silicone Rubber / Red PTFE Septa / Liner, fitted in knurled polypropylene, Black Caps. For use with ND15 thread, storage Vials or Bottles. MicroSolv Brand