Axygen® Microcentrifuge Tube Screw Caps without O-Ring

Axygen® brand polypropylene non-looped screw caps without O-ring are compatible with all Axygen® screw top microcentrifuge tubes, including both non-skirted and self-standing skirted types of microcentrifuge tubes. Caps fit 0.5mL, 1.5mL, and 2mL tubes. Available in your choice of a variety of colors for sample and batch separation and identification.