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!) :
How To Get The Kappa Container In Escape From Tarkov - GamingGem
Kappa Secure Container (How to Get?) - Off-topic - Escape from Tarkov Forum
How To Get Kappa Container In Escape From Tarkov - YouTube
afraid_au on Twitter: "Am I the only one who gets uneasy when they see other Tarkov players running their Surv12/CMS at the top of their secure container? 😂 https://t.co/SI4YHl3d5N" / Twitter
Secure container Epsilon - The Official Escape from Tarkov Wiki
To all you Chad Cappers - Kappa Container Material is Now Lightweight [2kgs from 9kg] : r/EscapefromTarkov