Universal Fender Kit (QF21) by Phoenix USA. Quarter Fender. Stainless Steel Fender 21 W Quarter Fender Fits Trucks with 19.5 x 6.75 or 7.5 W Wheels. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials using up-to-date equipment, it ensures everlasting reliability and enduring value. This product is distinguished by total quality assurance, unsurpassed by anybody else.