Universal Aluminum Sprocket Hub Adapter Plate
Features:
Combines with a standard wheel hub to create a sturdy, lightweight sprocket hub that allows easy sprocket changes
Works with standard wheel hubs??4 on 2-13/16, 4 on 2-7/8, and 4 on 4??
Works with Yerf-Dog Spiderbox ?C allows sprocket change from 31T to larger sprockets
Useful for dual flange hub applications
Specifications:
Outside Diameter: 5.9″
Center Bore: 2.3″
Quad Bolt Hole Pattern for multiple hubs:
(4) 5/16″ Holes on 2-13/16″ Bolt Circle??green??
(4) 3/8″ Holes on 2-7/8″ Bolt Circle??yellow??
(4) 5/16″ Holes on 3-1/8″ Bolt Circle??blue??: Yerf-Dog Spiderbox pattern
Sprocket Bolt Pattern: (6) 1/4″ Holes on 5-1/4″ Bolt Circle