ProX XF-B3CDJS BL Universal CDJ Player Mounting Stand for B3 DJ Table Workstation by Humpter (Black)ProX XF B3CDJS BL Universal CDJ Player Stand and Tray for the B3 DJ Workstation Black Finish. Many DJs experience back pain due to poor posture, often caused by using equipment that is too low. However, using the B3 CDJ Player Stand can improve the ergonomics of DJing by enabling DJs to maintain a correct posture, leading to greater comfort when using the player or sampler. The B3 Player Stand is the ultimate solution for convenient and secure CDJ