Manufacturing Tolerances Ring 0800 464 377 Send us an Email Steel Grating Twist Rod Alignment and Spacing Cantilever Clearance Cantilever Assembly Installation Note: Grating cantilevers up to 250 m in the loadbar direction are acceptable as long as the grating id securely anchored to the supports (not clips). Cantilevers in the crossrod direction are not acceptable. Longitudinal Bow Cut Outs Penetrations End Banding