Balloon Powered Car

Model balloon powered car Also check out the balloon powered version HERE Parts 12 inch balloon wheel bearing 2x2 No 4600 (quantity 2 per car) or wheel bearing 1x2 No 21445/66897 (quantity 4 per car) See images below wheel 21x9.9 No 6029208/11209 (quantity 4 per car) See images below rim 14.6x9.9 No 6029209/11208 (quantity 4 per car) See images below parts (famous bricks): 2x2 wheel bearing (2x) [recommended] or 1x2 wheel bearing (4x) wheel and rim (4x)