Steel Fiber
common warframe mod -- Polarity: D
PvE Rating
★★★★★
4/5
Max Rank
10
Rarity
common
Polarity
D
Effect
+110% armor.
Description
Boosts armor for damage reduction, essential on high-armor Warframes.
Pro Tips
- 1Only effective on frames with 100+ base armor.
- 2Umbral Fiber is the direct upgrade for high-armor frames.
- 3Useless on low-armor frames like Banshee or Nova.
How to Acquire
Common drop from enemies.