?Quality Warranty?1 Year Warranty. Any questions contact us anytime, we will reply you within 24 hours. ?Wide Application?The both tube insert hole diameter is 0.47inch/1.2cm, it is suitable for Most Microphone Suspension Boom Scissor Arm Stands, and Some Boom Arm Phone Stands, Overhead Camera Arm, Overhead Phone Arm, Tablet Arm Mount, LED Desk Lamp. ?Anti-Skid & Safety Foam?Both sides and the table contact points are designed with soft rubber protection mats, making the base non-slip and stable, and the soft mats can protect your table from scratches. ?2 in 1 Design?This table mounting clamp has 2 tube hole, it can be easily installed on vertical or horizontal boards. Desk Mount Clamp is use for mounting on table, bed post, sideboard, headboard with a thickness of 1.96 Inches(5 CM). ?Aluminum Alloy Base?LILANZo Heavy-duty upgrade table mounting clamp is made of aluminum alloy, and the thickened metal base is very strong and durable, allowing the boom arm stand bracket to rotate 360° at will without shaking.