Check the listing for details. Primacoustic Recoil Stabilizer RX5-UF. Condition: New. Listed at 127.05 USD. Primacoustic RX5-UF Recoil Stabilizer: Elevate Your Speaker Performance Improve your audio monitoring experience with the Primacoustic RX5-UF Recoil Stabilizer. Designed for near field reference monitor platforms, this innovative device effectively decouples your speakers from supporting surfaces, enhancing sound quality. Key Features: High-Density Foam Base: The high-density urethane foam base isolates speakers from shelves or stands, eliminating resonance and improving clarity. Steel Counter-Force: A heavy laser-cut steel base adds mass and stability, reducing backward recoil energy for enhanced sound precision. Secure Hold: A non-slip neoprene surface ensures your speakers stay securely in place. Up-Fire Angle: Designed for up-fire orientation, suitable for various speaker models. Compact Size: Each unit measures 7.5" x 9.5". Multipack: Includes one single compact isolator (buy two for a pair of speakers). Ideal for Various Speakers: (Vertically Oriented): Alesis M1 Active 520 Alesis M1 Active 320 USB Blue Sky EXO Blue Sky MEDIA DESK SAT Fostex PM0.5 MKII Genelec 1029A Genelec 8020A Genelec 8030A JBL LSR6325P-1 Klein & Hummel O 110 KRK RP5 KRK VXT4 KRK V4 M-Audio BX5a M-Audio DX4 M&K Professional MPS-1501 M&K Professional MPS-1601 PSI 14M PSI 17M Samson Resolv A5 Westlake LC 4.75 Westlake LC 5.75 Yamaha MSP3 Yamaha HS 50M (Horizontally Oriented): Alesis M1 Active 320 USB Blue Sky EXO Blue Sky MEDIA DESK SAT Yamaha MSP3 The following speakers will work, but the speaker may have a slight overlap. You may wish to use the next Recoil Stabilizer size up. Genelec 1030A (horizontally oriented) Tannoy Reveal 5 (horizontally oriented) PMC DB1S-A (horizontally oriented) Yorkville YSM2-P (horizontally oriented) M-Audio EX66 (horizontally oriented) KRK V4 (vertically oriented) M-Audio DX4 (vertically oriented) PSI 14M (vertically oriented)