3-1/2 External Snap Ring
External
M3-1/2 QD HUB
12S Flange 3-1/2 (7/8X X 7/16 Key Way)
2-7/8 Internal Snap Ring
3/4 Internal Snap Ring
4 Bolt Flange Bearing 3-1/2 Shaft
1-9/16 Internal Snap Ring