Just in at Tone Chasers Music is this 1950s Vibarge Gibson BR9 Knob (single knob) in very good condition. As pictured. 
Available to view at 121 Division Ave S, Grand Rapids, MI 49503. ***
 If you have questions or would like to make an offer on a this item, please   store via call, text or email at 616-381-9611 / paul@tonechasersmusic.com ***