The Premier 45° Premalloy Slack Reducing Coupling Pintle Hook is designed to provide superior wear resistance and longer service life. This pintle hook is made from high-grade alloy steel that has been induction hardened for enhanced wear resistance beyond the surface layer. It is designed to reduce slack and provide optimal performance even at full load. The physical destructive testing ensures that the product meets the highest quality and performance standards. This pintle hook is ideal for heavy duty applications and will provide reliable performance. FleetPride is your First Click in Heavy Duty®.