WARRANTY & CUSTOMER SERVICE: 100% original MOUNTDOG brand new. 12 months warranty for quality issues. Any question, feel free to click "MountDog" and "Ask a question", welcome to send message to us. KIT INCLUDES:  x Interlocking Cross Bar,  x Adjustable Tripod Stand,  x Heavy Duty Spring Clamp,  x Sandbag,  x Carrying Bag; Note: Backdrop is not included.DURABILITY & SOLID SAFETY: 1.3" diameter tube - the design of the tripod is stable and no wobbly even though outdoor use. No sag when hang backdrops within 11 lbs. The bottom three-legged design makes the backdrop stand more scientific, and the knob for easy adjustment, perfect for using at home, studio or outdoor.2 x SUPPORT STAND: Adjustable Height (Min 2.7ft – Max 6.5ft), made of 100% aluminum material, stable and no wobbly even though outdoor use.4 x CROSSBAR: Adjustable width (Min 5ft – Max 10ft), easy to connect, telescoping top crossbar, aluminum alloy support stand, professional lightweight pipes and support stands for professional photography, photo studio, family gathering, wedding, baby shower, party decoration, video shooting, live steaming like YouTube, TikTok, Facebook, Instagram, etc. Also this photo backdrop stand can be hung with green screen, canvas, muslin, cotton, paper and PVC background backdrop paper.3 x SPRING CLAMP & 2 x SANDBAG & 1 x CARRY BAG: The clamp is made of strong and rugged type of plastic, strong spring and the rough surface enable itself to clamp anything onto the stand tightly. Sandbag for Photo Backdrop Stand, premium quality nylon, stabilize the backdrop support system. (Note: This bag is empty, please fill it with gravel or any other material to increase the weight.) Also has a carrying case for easy carrying.