Selens 2 Piece Swivel 2.5' Light Stand Adapter, Versatile Heavy Duty Head Clamp Mount Accessory With 4, 8, 11, 16Mm Mounts For Extending Boom Arm Or Other Photographic Devices

2Pcs Swivel 2.5-Inch Light Stand Adapter, Versatile Heavy Duty Head Mount Adapter For C Stand Extension Boom Arm, Photography Studio Features: With The Gobo Head, Photographers Can Freely Adjust The Height And Angle Of The Arm, Making It Easier To Place Equipment. With Four Different Sizes Of Fixing Holes, The C Stand Adapter Accessory Can Apply In Different Sizes Flag Boards, Boom Arm And Other Objects. The Swivel Head Can Be Mounted On Most Of Light Stand. Specification: Color: Silver Material: Stainless Steel Hole Size: 0.16In / 0.32In / 0.43In / 0.63In (4Mm / 8Mm / 11Mm / 16Mm) Item Size: 2.36 X 3.54 X 6.7Inch/ 6X 9X 17Cm Weight: 1.27Lb/0.58Kg Package Included: 2 X Grip Heads Note: The Grip Head Only; Boom Arm And Light Stand Are Not Included.