Standardbred Racing Plates Aluminum Standardbred Racing Plates are sold by the pair, packed 100 pair per carton. Any combination of styles can be furnished. Many plates are available with clips. Most racing plates can be bonded. Please specify when ordering.   Outer Rim Aluminum standardbred plate with a toe calk and outside rim level. Also used on larger thoroughbreds. Available in sizes: 8, 9 Also available unpunched.   *Available with clips.