SS QA question

[wedge40]

could someone please post some detailed photos of how the SS QA attach.
I understand the top link up, but not sure what holds the bottom of the attachment to the QA

Wedge

 

[MrJimi]

The top is held with a 45 degree angle and the bottom is held in with two large pins that are levered in to the holes to lock it on. I may have picture of pin
Jim