The Redneck Trailer Supplies 12.25" x 5" Air Brake Shoe Lining is the perfect solution for those looking to upgrade their trailer's braking system. Designed to fit air brakes, this kit includes everything you need to replace your old, worn-out brake shoes and linings. The repair kit includes all the necessary components to ensure a smooth and hassle-free installation. With Retainer Springs, Rollers, you can rest assured that your brakes will be in top-notch condition. These shoes/linings are engineered to provide superior stopping power, reducing noise and vibration while ensuring a longer-lasting performance. Made from durable materials that can withstand heavy use and wear, this kit is the perfect investment for those who demand the best from their trailer's braking system. FleetPride is your First Click in Heavy Duty®.