This Kayfun / Russian 91% Nova Clear 2x Custom Top Cap is made in the USA by highly skilled machinists.
It replaces the Kayfun or Russian 91% top cap with a frosted acrylic top cap that has two small ridges plus it adds two key features.
The Nova Clear 2x Top Cap adds an additional 1 - 1.5mL of E-Liquid capacity.
It also features a Snap O-Ring design that forces the O-Ring to stay put during refills or cap exchanges.
The O-Ring will never fall out and it can be easily replaced by snapping it ito place.
IMPORTANT NOTICE: The acrylic material of the Nova Clear 2x Top Cap should NOT be used with acidic / citrus flavored e-juice or any e-juice that is known to crack plastic-type tanks.
Kayfun / Russian 91% Nova Clear 2x Custom Top Cap Features
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DOA Warranty ONLY! See warranty section for details.