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16 Rubber Stoppers Self Healing Injection Ports Mushroom Spawn Jar Inoculation

$ 1.08

Availability: 86 in stock
  • Condition: New
  • Type: Anchor-Pin
  • Brand: Gray

    Description

    16 New rubber stopper, Self healing Inoculation port, Injection ports
    20mm, 12 mm diameter hole.
    This design provides maximum sealing for vials with a blow-back glass finish, which is a small ridge on the interior of the vial’s neck. The snap-on stopper locks into the blow-back ridge, providing a tight seal and keeping the stopper from backing out.