The 30 steel round shots 4.5 mm (so-called BB) magazine for the pneumatic replica of M1A1 Thompson -Legend M1A1 Legendary Umarex of the "Legends" series of the well-known German producer - Umarex. The magazine body is metal, the BB feeder is made of polymer. Inside the local magazine there is a compartment for 2 CO2 capsules.
