Tractor Engineers Limited offers Hardened Steel Forged Link with High Rail. Tractor Engineers Limited is an ISO 14001: 2004 accredited company a wide range of tracking undercarriage, Battle Tank Pins, Apron Feeders and Oilfield Equipment Spares. The Hardened Steel Forged Link with High Rail is available with massive-strut and generous blending radii that increases the fatigue strength and reduces the possibility of cracking. The Hardened Steel Forged Link with High Rail finds application in various industrial sectors and comes with induction hardened rail surface to match the roller flange hardness.