These are replacement stub axle pins for the Nitro Buggy, Nitro Street, TRX-3, Rad 2, TRX-1, Hawk 2, and Blue Eagle LS II. These pins slide through the axle and hold the wheel to the axle. INCLUDES: 4- stub axle pins WAJ 1/30/94 BOX DIMENSIONS: 3.13" W. X .13" H. X 4.63" L. BOX WEIGHT: .01 LBS.