ESDDI Background Stand Backdrop Stand Kit Photography Backdrop Support System Stand 10Ft Adjustable Muslin Backdrop Support System Kit with Crossbar & Carry Bag ALUMINUM backdrop stand build with aluminum material, rugged and solid EASY TO SET UPESDDI photo backdrop stand use quick action locks for fast and precise height adjustments; background stand easy and quick to setup, use, and disassemble; strong support for professional photography, photo, backdrop, video, camera etc BACKDROP SUPPORT SYSTEMinclude 2 heavy-duty professional support stands, 2 x 3m tripod (adjustable, max 7.1 ft) ; a sturdy 4 piece crossbar that snaps together with positive button locking devices4 x 75cm crossbar (pipe diameter 2.5cm), backdrop support system stand perfect for photographer CONVENIENT CARRY BAG comes with a portable carrying case bag (oxford cloth material)