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Bison Adapter Back Plate for 16" Diam Self Centering Lathe Chucks D1-6 Mount, 4.0551" Through Hole Diam, 15.748" OD, 0.1772" Flange Height, Cast Iron 7-878-166F - 54588363 - Penn Tool Co., Inc
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Hertel - Lathe Chuck Adapter Back Plate: 10″ Chuck, for Adjustable Self-Centering Chucks - 12819132 - MSC Industrial Supply
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Buck Chuck Adapter Back Plate for 12" Diam Self Centering Lathe Chucks L-2 Mount, 2" Through Hole Diam, 10.221mm ID, 12.6" OD, 0.989" Flange Height, Steel A12-L2 - 86128360 - Penn Tool
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