It would appear from this that it would be right for xxx
http://www.losi.com/Products/Feature...rodId=LOSA4148
http://www.losipartshouse.com/servlet/Categories
If it doesn't come up on the second link, just type thpart number losa4148 in the search box, no spaces.
The one on mine (came on the car) appears to be aluminium, gold coloured with grubscrews to retain the hinge pins, but not losi part, not sure what it is.
Cheers
Chris