Originally Posted by c2c4c
It's factory. Had to replace the castle nut/cotter pin with a lock nut to allow the skewer to pass through, but it is hollow.
Just ordered the trailer. Yee Ha got a 3 week trip planned next year for RMAR and Westfest this will be perfect. Just a point of interest, I found prices ranging from 35.99 to 235.49 for the 1172 box. Weird