for rectangular & square tubes
Straight
Straight connectors for square and rectangular tubes—for low-play insertion into the tube, polished to K240. With a rib for a secure fit. Square tubes 25–40 mm, rectangular tubing 40 × 20 to 60 × 40 mm. Available in V4A; 40 mm edge dimension also available in V2A—for weld-free extensions of square tubes.