The Uwell Valyrian
Drip Tip:
17mm tall
16mm OD tapering down to 14mm
12mm ID tapering to 7.65mm
Will stand 12.1mm above the tank
No O-rings on the 510, this is a friction fit tip
Drip Tip Pics:
This size works perfectly fine for me.
Stays locked in place rather well too.
Not so much you...