The Adjustable-Height Pintle adapter drops into the same receptacle as a bearing sleeve. It is compatible with SA10, SA11, SA12 and SA20 MSG Swing Arms.
Adjustable-Height Swing Arm Pintle Adapter
The Adjustable-Height Pintle adapter drops into the same receptacle as a bearing sleeve. It is compatible with SA10, SA11, SA12 and SA20 MSG Swing Arms.

RZR-050
SA10-01
SA20-001
RZR-051