Akinola | Aviator✈️🇳🇬 on Instagram: "✈️🔩 What’s that “screw” in the tail? That’s the Trim jackscrew A critical part that moves the horizontal stabilizer up and down to trim the aircraft. Instead of pilots holding constant pressure, the jackscrew adjusts the stabilizer angle to keep the plane balanced. Small part. Massive responsibility. Aviation engineering at its finest. #aviation #aviationlovers #avgeek #aviationsafety #civilaviation #aviationdaily #aviationdaily #instagood #aircraft #aviat