Check the listing for details. BOSE UFS-20 Speaker Floor Stand Spacer Pair White. Color: White, Condition: New. Listed at 19.88 USD. ITEM DESCRIPTION Fix those wobbly speaker stands with these much reinforced 3D printed replicas! These have been tested in an actual UFS-20 stand to confirm fit and durability. MADE IN THE USA These are design and manufactured in Largo, Florida using 3D printing technology and PLA (Polylactic Acid) material which has outstanding material properties and is derived from renewable resources. WHATS INCLUDED 2 - Bottom Spacers INSTALLATION 1. Remove the old broke spacer(s).2. Install the new reinforced spacer(s).3. I found it better to move the speaker stem around once installed to pull the spacer in more, then snug the bottom screw up again. This just gives it that extra oomph! 4. Stand back and observe your speaker stands returned to their original glory! THANK YOU! I know you have a lot of buying options and appreciate you taking the time to look at this listing.