View on LOZ Suggested Retail: $29.99. tiebutie Height Adjustable Speaker Stand for Bose UB-20 Series II Floor Stand for Bose UFS-20 Series II WB-50 Lifestyle 600 ST520 CM520 AM10V Speaker Stands Extend 33-44 Inch with Slideconnect Bracket. Fit for Bose UFS-20 Series II UB-20 Series II WB-50 Lifestyle 600 ST300 ST520 ST525 ST535 535III 525III CM520 AM3V AM5V AM6V AM10V speaker and more. (Excluding the Lifestyle 650 system). Features: 1.Torx screw makes height changes a breeze, you can adjust the height to optimize the listening experience. 2.Keep the cable organized, no worry about the messy wires anymore. 3.Heavy duty material triangle base to prevent your speaker stands from sliding, more stable & durable. 4.Fit for all kinds of floor such as carpet, wooden, cement and tile. 5.Includes all the required hardware and a clear user manual, so you can install it easily by yourself. 6.Save space and can be free to move your living room, bedroom and study room.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.