WCP SplineXL Tube Stock – 6061-T6 Aluminum for Structural Robot Builds

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SplineXL Tube Stock from WCP features a ball-based spline profile made of 6061-T6 aluminum. Precision-toleranced to fit bearings and hubs without modification, these 47" black anodized tubes are ideal for FRC and other robotics systems such as feeders, intakes, arms, and drive rails. Inspired by proven agricultural PTO designs, the rounded star shape supports torque transfer, telescoping, shifting, and clocking.