JBL MTC-47MR Mud Ring Bracket for Control 47C/T 47LP Pack - 6-Pack JBLBAG It has small grooves on

It has small grooves on the inner clamp to help grip the tubing securely and prevent movement

water resistant speaker featuring specially treated drivers and a sculpted ABS plastic enclosure

convenient bag for the GFW-AVLCD-15 and GFW-AVLCD-25 AV stand (sold independently)

multicolored Performance Pads

For Type Of Stand: Keyboard Stand

JBL MTC-47MR Mud Ring Bracket for Control 47C/T 47LP Pack - 6-Pack JBLBAG It has small grooves onThe JBL MTC 47MR Mud Ring Brackets for use as an edge guide for sheetrock plastering when installing Control 47C T & Control 47LP loudspeakers. Product Specifications: Compatibility: Control 47C T & Control 47LP Weight: 7. 5 lb Dimensions (LxWxH): 23. 8 x 15 x 3. 6"