4-3oz Checkered Flag Tire Balancing Beads, Zr Compound Tire Balance Beads with Free Valve Stem Cores & Valve Stem Caps Tire Balancing kit includes 4 bags of 8 Ounces , 4-Filtered Valve Cores, 4-Chrome Caps and a gold colored core tool. Tire Beads are Processed within 1 business day and shipped Priority Mail Tire Beads are Processed within 1 business day and shipped Priority Mail Balance beads counteract the heavy spots to provide a smooth ride. Re-balancing the tire from every stop. Prevents uneven wear to your tires. Eliminates the need for spoke or wheel weights that can fall off. Google us ( Checkered Flag Tire Beads ) for tire beads charts and get amount of balancing beads needed per tire