This Mega Cube Replacement Downstem is the perfect solution for restoring your setup after an accident or simply keeping a backup on hand. Downstems are one of the most commonly damaged parts during cleaning, and this affordable replacement gets your Mega Cube back to full performance in seconds.
Beyond replacement, this downstem also unlocks one of the Mega Cube’s most unique features — true dual-input functionality. With support for both 14mm and 10mm connections, you can run two devices into a single water piece at the same time. Ideal for heavy hitters, shared sessions, or anyone who enjoys experimenting with creative setups.
Features
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Direct replacement: Designed specifically for the Mega Cube water piece.
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Dual-input capability: Supports simultaneous 14mm and 10mm use.
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Perfect spare part: Great backup for accidental breaks during cleaning.
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Affordable solution: Restore your setup without replacing the entire piece.
Why Keep a Spare?
Glass accidents happen — usually during cleaning. Having a replacement downstem ready means you’re never sidelined and can continue enjoying the full Mega Cube experience without interruption.
