4130 CDN Telescoping Round Tube
Telescoping tube is commonly used for extensions, adjustable legs, rails and more. We offer a variety of round tubes with a .049 inch thick wall allowing a closer tolerance telescoping tube. The drawn seamless tubes offer a smother and closer fit. 4130 is a through-hardening chromium-molybdenum alloy steel. It is produced in as-drawn, stress-relieved, normalized, or quenched and tempered condition, is not subject to temper-embrittlement, and responds to nitriding.