Magnakoys® Black 18-400 Polycone Thread Closure Twist Screw Caps for Vials
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- GPI Thread Finish: 18-400
- Shell Material: Phenolic
- Liner Material: PE Cone Lined
- Cap Color: Black
Magnakoys® 18-400 Polycone Continuous Thread Closure w/ PE Cone Liner.
Black Caps Fit your 4 Dram vials and 1/2 Ounce Boston Round bottles with the perfect closure.
*See our images for explanation on how to fit caps to vials.
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Sat. orders placed before 12:00 PM Eastern Time Zone: ship the same day.