1-1/2 Internal Snap Ring
Internal
Medium Duty Pillow Block 1-1/2
2 Bolt Flange Bearing 1-1/2 Shaft
SD1-1/2 QD HUB
L150 Hub 1-1/2 (3/8X3/16 Key Way)
SK1-1/2 QD HUB
SH1-1/2 QD HUB