Snap Seal™, 15x45mm, Conical Polypropylene Inserts
Snap Seal™, 15x45mm, Conical Polypropylene Inserts

Inserts are available preassembled with a polymer bottom spring or patented Top Spring™. The polymer spring acts as a shock absorber that protects against breakage if the needle bottoms out. The conical design permits complete sample removal.