Original Small Prop Pitch Adapter Plate, Thrust Bearing, Seal, and Bevel Gear Assembly

Modified Plate on Left, Standard Plate on Right
Both plates are fit with o-ring to seal against the underside of the bevel gear.

Finished Small Prop Pitch Adapter plates with 2" OD Mast Clamps

The modified plate on the left is attached to the rotator with 3 flathead screws. Then the rotator is mounted to the rotator shelf in the tower.

The standard plate on the right is mounted to the rotator shelf in the tower with 3 - 7/16" dia. bolts in the corners and can stay in the tower.
The rotator can then be installed or removed from the adapter plate.

2" and 3" Mast Clamps on Modified Small Prop Pitch Adapter Plates