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The Quantum in PMMA is a 510 / BB Drip Tip kit designed by Protocol Vape Tech in Spain. The Quantum are composed of a stainless steel base in Billet Box format, a 510 mouthpiece and a beauty ring, both in PMMA.
The Spaniards from PRC offer us a two-in-one Drip Tip, compatible with 510 and AiO in Billet Box format.
The Quantum Tip is a 510 type drip tip also compatible with atomizers of the same format.
The Quantum Kit also includes an "AiO" threaded base in Billet Box format made of stainless steel, on which fits the 510 tip mentioned above.
And finally you will find an aesthetic ring that is placed on the threaded base to obtain a Billet Box / AiO flush Drip Tip.