This is the 510 to 810 adaptor for all 510 sized tanks. This adaptor can help you to use 810 drip tips on your 510 sized tanks. It is made of eco-friendly POM. If you are looking for a 510 to 810 adaptor for your 510 connection tanks, this is best one for you.
All 510 sized tanks including Aspire Nautilus 2, Aspire Nautilus 2, Eleaf Melo 4 and so on.
1PCS 510 to 810 adaptor