Back plate Rough Cast for Bison Scroll/Independent Chucks 3, 4 and 5in Self-Centering – 7-870-105

Back plate Rough Cast for Bison Scroll/Independent Chucks 3, 4 and 5in Self-Centering for Bison 5C Collet Chuck Steel Body, 5in Plain Back& Bison 5C Collet Chuck, 5in Threaded Spindle NoseTechnical Data: Chuck Dia 3" thru 5" D 5.2" d 0.71" D1 3.46" K 0.98"