This is a 6-3/4" Chuck Mounting Back Plate w/ 1-9/16"-8 Threaded Mount.

SPECIFICATIONS: 

Outside Diameter: 6-3/4"

Center Hub Diameter: 5.11"

Inside Diameter: 1-7/16"

Threaded Mount: 1-9/16"-8 tpi

Plate Thickness: 3/4"

Comes exactly as shown in pictures.

LOCAL PICKUP AVAILABLE @ 1520-A INDUSTRIAL PARK ST. COVINA, CA 91722.

HABLAMOS ESPAÑOL.

LOC: BR

REF #: ACL-9/18