This hardware kit is from Motorcraft parts and made for Ford Motor Company. The kits are NEW and unused. The Motorcraft part number on the set is BRCK-5060A for 1999-2004 Super Duty F-250 and F-350 applications. Each kit contains two slide pins and two bolts. One kit is needed per caliper serviced. If needing to replace the pins and bolts on both rear calipers, you need to order two kits. Shipping is via FedEx Ground Home Delivery based on your zip code and will show the amount in checkout. USPS AirMail is available for customers outside of the continental US. Email me for shipping charges.