The product is a rear left brake caliper with bracket designed for 2004-2009 Ford Focus and Mazda 3Sport vehicles. It includes anti-rattle spring, caliper slides, mounting hardware, dust boots, bleeder screw, and mounting bracket. The caliper is made of aluminum with a piston diameter of 1.492 inches and manufactured by Wearever. It is a floating caliper with a piston material of steel, and comes with a limited lifetime manufacturer warranty. The caliper has a mounting hole diameter of 0.394 inches and piston quantity of 1. Made in Mexico, this brake caliper is a high-quality replacement part for your vehicle.