Ring Set, 450-475 Series, 3.5 & 3.75 HP Horizontal, L-Head and 450-550 Series, 3.5 & 3.75 HP Vertical, L-Head
Genuine OEM Part - Manufacturer #498680
Ring set, standard
Genuine OEM Part - Manufacturer #499631
Ring set
Genuine OEM Part - Manufacturer #298984
Ring set + .020 oversize
Genuine OEM Part - Manufacturer #692786