1-7/8 External Snap Ring
External
6018 Chain Coupling 1-7/8
8SCH Spacer Hub 1-7/8 (1/2X1/4 Key Way)
3/4 Internal Snap Ring
9SCH Spacer Flange 1-7/8 (1/2X1/4 Key Way)
2 Bolt Flange 1-7/8 Shaft
SD1-7/8 QD HUB