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The Avail Microcast Spool 20MT is the ultimate tuning upgrade for your Shimano 20 Metanium & 22 Metanium. With this ultralight spool made of Extra Super Duralumin, you get improved casting performance, more sensitive control, and greater flexibility in choosing your braking system.
Available in two spool depths (2.4 mm & 4.2 mm), you can customize your setup to your fishing style – whether for finesse bass fishing with light lures or for lighter fluorocarbon setups for shads and hardbaits.
| Spool | Weight | Ratio to original spool |
|---|---|---|
| 20MT24R | 7.5 g | 66,2 % |
| 20MT42R | 7.8 g | 68,9 % |
| Original spool (20 Metanium) | 11.32 g | 100 % |
📌 Note: Weight may vary slightly due to production. All spools were measured without SVS braking system.
| Spool | PE 0.8 | Fluorocarbon #3.0 (12lb) |
|---|---|---|
| 20MT24R | 120 m | - |
| 20MT42R | - | 60 m |
| Original spool | 290 m | 90 m |
📌 Note: Actual line capacity may vary depending on manufacturer, line type (nylon, fluoro, PE), and winding tension.
✅ Ultralight & Sensitive:
❗ Thumb only on the winding surface!
🔥 Conclusion:
The Avail Microcast Spool 20MT transforms your Shimano 20 Metanium into a true precision machine. Whether you’re casting finesse rigs with PE line or fishing light hardbaits with fluorocarbon, this spool offers the perfect balance of weight, control, and adaptability!
🔧 Upgrade your reel & feel the difference! 🎣🔥
1️⃣ Use the SVS Infinity Puller (sold separately) to release the brake from the original spool.


2️⃣ Remove the O-ring before transferring the SVS to the Microcast Spool.

3️⃣ After assembly, place the O-ring back on the front of the SVS to complete the modification.

📌 Important: Modification is at your own risk.