8kg Payload 2101mm Long Reach Arc Welding Robot Arm for Large Structural Weldments This 8kg payload 2101mm long reach arc welding robot arm is the extended-reach member of the KR 8 arc HW family, built for long structural weldments that a 1441 mm arm cannot cover in one setup. A 2101 mm maximum reach with an 8 kg rated payload and 0.04 mm pose repeatability lets the torch run a full rail, beam or frame seam without indexing the workpiece. The arm body is sealed to IP65, which