An automatically-reloadable, remotely-operated weapon system, comprising: an operator station; a weapon station located distant from the operator station, the weapon station including an externally-powered firearm, a firearm mover arranged for adjusting an azimuth and an angle of inclination of the firearm, and an ammunition storage and transport system for automatically moving ammunition to and from the firearm; communicators (908, 910) disposed at the operator station and the weapon station for exchanging information between the two stations; the ammunition storage and transport system including a transporter (1, 101), a track adjacent the transporter (1, 101), and a storage assembly adjacent the transporter (1, 101), the storage assembly including at least one retention slot disposed at a first end of the track; the ammunition storage and transport system also including a use slot disposed at a second end of the track adjacent the firearm, the transporter (1, 101) being operable to move ammunition containers along the track between the retention slot and the use slot; said transporter (1, 101) comprising a stationary base; a first arm assembly including a first gear coupled to the stationary base, an idler gear that meshes with the first gear, and a second gear that meshes with the idler gear; a driver arranged for rotating the first arm assembly around an axis of the first gear; a second arm assembly rigidly coupled to the second gear such that rotation of the second gear rotates the second arm assembly around an axis of the second gear, the second arm assembly including a third axis that is parallel to the axes of the first and second gears (17, 21) wherein a distance between the first gear axis and the second gear axis is a same distance as a distance between the second gear axis and the third axis; and a payload engager disposed at the third axis, arranged for engaging and disengaging said ammunition containers. an operator station; a weapon station located distant from the operator station, the weapon station including an externally-powered firearm, a firearm mover arranged for adjusting an azimuth and an angle of inclination of the firearm, and an ammunition storage and transport system for automatically moving ammunition to and from the firearm; communicators (908, 910) disposed at the operator station and the weapon station for exchanging information between the two stations; the ammunition storage and transport system including a transporter (1, 101), a track adjacent the transporter (1, 101), and a storage assembly adjacent the transporter (1, 101), the storage assembly including at least one retention slot disposed at a first end of the track; the ammunition storage and transport system also including a use slot disposed at a second end of the track adjacent the firearm, the transporter (1, 101) being operable to move ammunition containers along the track between the retention slot and the use slot; said transporter (1, 101) comprising a stationary base; a first arm assembly including a first gear coupled to the stationary base, an idler gear that meshes with the first gear, and a second gear that meshes with the idler gear; a driver arranged for rotating the first arm assembly around an axis of the first gear; a second arm assembly rigidly coupled to the second gear such that rotation of the second gear rotates the second arm assembly around an axis of the second gear, the second arm assembly including a third axis that is parallel to the axes of the first and second gears (17, 21) wherein a distance between the first gear axis and the second gear axis is a same distance as a distance between the second gear axis and the third axis; and a payload engager disposed at the third axis, arranged for engaging and disengaging said ammunition containers.