Barra Airguns | The 400e Collection | Full-Auto Electric BB Air Rifles

auto177About this item . Great for use as a training tool and very fun to shoot ; Shoots .177 caliber steel BBs at up to 400 fps ; Powered by economical and easy-to-find 12-gramKMSAuto operates following the principles of Microsoft’s Key Management System (KMS), introduced post-Windows 10. KMS was initially developed to aid large enterprises managing