Boom Racing #TRUFABBZ High Performance Full Ball Bearings Set Rubber Sealed (30 Total) for Tamiya 1/14 Truck (Ford Aeromax) Lightweight upgrade instantly enhances overall performance in handling and durability High performance bearing set increases performance for your Tamiya 1/14 Ford Aeromax Truck. Comes with 2 different sizes. Great replacement for your worn out bearings. Bearing size: 26 piece - 5*11*4mm 4 piece - 6*12*4mm Takes 7 to 15 business days by standard airmail shipping. 80% of packages arrive within 10 business days. Most packages ship within 12 hours. Please allow 1 extra day if order is placed during the weekend. Expediated shipping is shipped by DHL or Fedex. Arrives in about than 2-5 days. Major cities will receive orders earlier.