Bold Tube Diameter Design Maximum tube diameter is 28mm, more stable Triangular Knob Can be operated with one hand, used to adjust the legs and storage bracket New Knob Lock Only need to twist 1/4 turn, you can quickly lock or unlock Rubber Foot Cover Thicker design, more non-slip and wear-resistant CNC Process Aviation aluminum alloy, anodized surface treatment Portable Storage Bag Stylish and practical, can be strapped Ulanzi Tips - QA (Frequently Asked Questions): Q1: How is the quality of this light stand, is it all carbon fiber material? Yes of course. All made of carbon fiber, ulanzi new product upgrade. Q2: What is in the box? 1*MT-49 light stand 1*Storage bag 1*Packing box