The ProFleet Sure Grip Aluminum Gladhand, SKU 42AGHGRP, maintains heavy-duty truck air brake systems, fitting compatible trucks requiring a 42AGHGRP replacement and replacing OEM part 42AGHGRP, with a lightweight, durable aluminum construction to ensure reliable, leak-free air system connections, featuring an ergonomic sure-grip design for easy handling and secure installation, engineered to withstand tough conditions for long-lasting performance, and designed as a direct-fit replacement to minimize downtime, making it an essential upgrade for truckers and fleet operators seeking dependable air brake connectivity when verifying truck model and OEM part compatibility for proper fitment.