Y Base Plates Specify bolt hole size and finish. Standard pulls require two plates. Line DrawingPartDescriptionFor Use With SP1073 1/8" Thick x 1 1/16" Diameter 3/4" Diameter Pulls SP1074 1/8" Thick x 1 1/4" Diameter 1" Diameter Pulls and Posts SP1075 1/8" Thick x 1 1/2" Diameter 1" Diameter Pulls and Posts SP1076 1/8" Thick x 1 3/4" Diameter 3/4" Diameter Pulls SP1077 1/8" Thick x 2" Diameter 1" Diameter Pulls and Posts