F1Ultra Titanium Rear Axle, Lightweight Ball Diff Axle Back to the FutureTM Each bust comes packaged in

Each bust comes packaged in a full-color box and includes a numbered certificate of authenticity

Key features of this fantastic baking playset include:

you'll be welcoming an unforgettable character from a timeless story

the epoxy potting guarantees protection around the circuitry and ensures all-weather use

Character: Ironhide (from the Bumblebee film)

F1Ultra Titanium Rear Axle, Lightweight Ball Diff Axle Back to the FutureTM Each bust comes packaged inLight weight 1 4" titanium axle replacement for the Exotek F1Ultra ball diff for more rpm's and lighter rear pod movement. About 10 grams lighter than the stock steel axle yet stronger than comparable carbon fiber or aluminum axles. Direct replacement for the F1Ultra.