34 Alpha Chest Rig The 34 Alpha Chest Rig is a split chassis that will interface directly with the existing Spiritus Systems straps and pouches. This is a true blank-slate platform that enables load-carriage configuration options for weapon ammo of nearly any caliber, and when combined with the Spiritus Systems current Pouch Suite, the end user's options are near-limitless. The system is constructed to be as low-profile as possible to add minimal bulk to the finished split rig, letting the end-user configure a chest rig that does exactly what they need it to do on any given mission without added bulk or unused space. The system can be paired with a set of Micro Fight Mfg: Spiritus Systems