Welcome to the Apex Edition of the Smart-Sizing Spool Desiccant Core by KUMAWAT⁰⁰⁷ PRINTs! Keep your filament bone-dry directly inside the spool hub. This model has been completely re-engineered from the ground up for flawless 3D printing, premium aesthetics, and maximum moisture absorption.

🌟 Key Features

• 100% Support-Free: Engineered with clever 45-degree internal chamfers and self-supporting bayonet tracks. Print and use immediately!
• Precision Twist-Lock Cap: Features a deeply satisfying, zero-play bayonet lock mechanism to ensure desiccant beads never spill inside your AMS or dry box.
• Optimized Airflow: Single-wall radial slice ventilation and auto-calculated bottom vents ensure standard 2-4mm silica gel beads stay locked in while allowing maximum air circulation.
• Elephant-Foot Proof: Built-in bottom edge chamfers guarantee a smooth slide into your filament spool every time.

🧢 3 Cap Styles Included

1. Hygrometer Mount: Fits standard 41.2mm round mini-hygrometers (45mm bezel) for real-time humidity tracking.
2. Finger-Pull Bar: Ergonomic grip bar for quick extraction.
3. Solid Face: Clean, flat look.

🖨️ Recommended Print Settings

• Material: PETG or PLA (PETG is recommended if placing in heated dry boxes)
• Nozzle: 0.4mm
• Layer Height: 0.20mm
• Walls/Perimeters: 4 walls (1.6mm total thickness for optimal strength)
• Infill: 15% Gyroid
• Supports: NONE

💡 Pro-Tip for Bambu Lab AMS Users: Print the cap ring and main body in contrasting colors for an awesome dual-tone aesthetic. Add indicating silica gel beads (orange to green) to know exactly when it is time to recharge your desiccant!