With the addition of optional support struts, a sidecar or stretcher could be attached to its side. Used primarily as a scouting and escort vehicle, it was readily adaptable for various environments and missions. The speeder gave the ordinary clone trooper fighting on foot increased speed, mobility, and firepower. It was designed for use by the Grand Army of the Republic during the Clone Wars, after being championed for by Clone Commanders Bacara and Neyo. The Biker Advanced Recon Commando (BARC) speeder was a speeder bike manufactured by Aratech Repulsor Company. During the Galactic Civil War, these walkers were adopted by both the Galactic Empire, who used Scout troopers to man the vehicles, and the Alliance to Restore the Republic, who upgraded them to compete with the advancements of the Empire. It was the precursor to both the All Terrain Defense Pod and the All Terrain Scout Transport. The All Terrain Reconnaissance Transport ( AT-RT ), also known as the All Terrain Recon Transport or the Republic scout walker, was a model of recon walker manufactured by Kuat Drive Yards and used mainly during the Clone Wars by Advanced Recon Force Scout Troopers of the Galactic Republic.