Traxxas TRX-4M 

ExoCage/ roof basket (top, bottom, & sides (left & right)) (fits #9712 body)TRX-4m™ Land Rover® Defender® ExoCage with left and right sides. (Fits 9712-series bodies)

Replacement part for these models:

TRX-4M™ 1/18 Land Rover® Defender®

Accessory part for these models:

TRX-4M™ 1/18 Ford® Bronco®