If any of you are looking for bubble tanks for any of your RTAs there is a thread on Fastech which lists many of them. I don't know how reliable the list is wrt possible leaking but it is very active so 
I imagine it is updated regularly to resolve issues.
https://www.fasttech.com/forums/vapers/t/2661745/all-bubble-glass-for-rta-and-compatibility-list
Below is an example of how they list the tanks with its specs and then indicate compatible RTAs.
- Replacement Glass Tank for Manta RTA
		
		
	
	
		
	
Dimensions us | metric
DEPTH 26.8 mm
HEIGHT 23 mm
WIDTH 26.8 mm
Compatible with: Manta / Reload / Berserker MTL / ADVKEN CP / Mage Gta / Berserker MTL / Kensei / Petri
	
		
			
		
		
	
				
			I imagine it is updated regularly to resolve issues.
https://www.fasttech.com/forums/vapers/t/2661745/all-bubble-glass-for-rta-and-compatibility-list
Below is an example of how they list the tanks with its specs and then indicate compatible RTAs.
- Replacement Glass Tank for Manta RTA
	Dimensions us | metric
DEPTH 26.8 mm
HEIGHT 23 mm
WIDTH 26.8 mm
Compatible with: Manta / Reload / Berserker MTL / ADVKEN CP / Mage Gta / Berserker MTL / Kensei / Petri