4 × Iron Bars + 3 × any Iron Ingot → Antenna
No recipe of XNet 1.21-7.0.7 uses Antenna.
Textures, models and item names © McJty and the XNet contributors.
Recipes, names and numbers are read from the mod files of XNet 1.21-7.0.7 for Minecraft 1.21.1 (NeoForge). Not affiliated with the mod authors, Mojang or Microsoft.