Check out the Aspire Mulus E-Liquid Chamber Pod, featuring a large 4.2mL refillable pod, accepting coils in a plug 'n' play manner from the Nautilius and Tigon Coil Series, and can affix a dual slotted threaded bottom airflow coil-based control ring.

Aspire MULUS Replacement Pods Features:
4.2mL Refillable Pod - Replaceable Coil
Side Fill System - Silicone Stoppered
Aspire Tigon & Nautilus Coil Series
0.4ohm Tigon Coil
1.2ohm Tigon Coil
1.8ohm Nautilus BVC Coil
0.7ohm Nautilus 2S Mesh Coil
Plug 'n' Play Coil Installatiion
Threaded Dual Slotted Coil Airflow Attachment

Note: Product descriptions are based on manufacturer product descriptions and accuracy cannot be guaranteed.