For Acme Gridley 1-1/4"RA6, 1-1/4"RB8, 1-5/8"RBN8, 1-5/8"RB6, 1-5/8"RB8, 2"RB6, 2"RB8, 2-5/8"RB6, 2-5/8"RB8, 3-1/2"RB6, 3-1/2"RB8
For Acme Gridley 1-1/4"RB8, 1-5/8"RB6, 1-5/8"RB8, 2"RB6, 2"RB8, 2-5/8"RB8
For Acme Gridley 9/16"RA6, 1"RA6, 1-1/4"RA6, 1-1/4"RB8, 1-5/8"RB6, 1-5/8"RBN8, 2"RB6