Click to expand Tap to zoom ASPIRE – NAUTILUS GT 3ML EXTENSION GLASS by Aspire Save Liquid error (product-badge line 32): -Infinity% £3.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Aspire – Nautilus GT 3ml Extension Glass – Replacement glass piece which extends capacity to 3ml for the Nautilus GT tank.