I solved the Kappa problem. Carrot Container replaces it and Kappa is a 71 unlock. Donut because it's hilarious... (Carrot because it's the carrot on a stick to keep people questing!) :
To all you Chad Cappers - Kappa Container Material is Now Lightweight [2kgs from 9kg] : r/EscapefromTarkov
From Alpha Container to KAPPA! What an accomplishment for such a long grind. : r/EscapefromTarkov
5 TIPS FOR SECURE CONTAINERS (ALPHA/GAMMA/KAPPA) | Escape From Tarkov Beginners Guide - YouTube
EOD 66LVL KAPPA CONTAINER | #2112032500 - Odealo
Escape From Tarkov: How To Unlock The Kappa Container (12.11)
Jonathan M. H. 🤘 on Twitter: "1682 raids this wipe and we got that Kappa container. Some streams were spent just hunting down that rarity of the @WillerZ4 wallet :D https://t.co/gMEiwXkLtJ" /
Kappa Secure Container (How to Get?) - Off-topic - Escape from Tarkov Forum