HPI Ball End Set from HPI for use with the HPI Firestorm stadium truck
Features: Direct replacement parts Black in color,nylon construction Accepts 4mm balls
INCLUDES: One parts tree containing: Two 12mm ball ends Sixteen 19mm ball ends
COMMENTS: These are for the Firestorm stadium truck and may be used in other applications that accept a 4mm ball.
They were not the correct size, but I may be able to use them in another application.
Good spares to have on hand.