The product is a Gardner-Westcott Harley fork plug with a 41mm tube and polished Allen head, designed for easy installation and maintenance. This high-quality part is a direct replacement for OE/OEM part number DS-190710 and manufacturer part number P-74-45, ensuring compatibility and durability. Made in the USA, this fork plug is a reliable choice for motorcycle enthusiasts looking to improve their suspension system's performance and longevity.