Neotech Trombone Bushing/Shim Kit, Straight Brace - Replacements for Trombone Grip Replacement Bushings and Shims for the Trombone Grip Available in three brace styles: Straight Brace, Gusseted Straight Brace or Curved Brace Kit contains a set of two bushings, seven shims and four screws Great for musicians who want to use the Trombone Grip&trade; with a second instrument Made in the USA