Polaris MS4000 Service And Owner's Manual page 132

2. Put the bracket on the underside of the frame and install a 3/8 bolt from the
bottom side of the bracket and install the lock washer and nut on the topside
and snug but leave loose.
3. The bracket must be flush on the bottom and side. When the bracket is secure
on the frame, using the hole in the mounting bracket as a pilot, you may drill the
front side hole and install a 3/8" bolt and nut assy. and also leave loose.
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