1,universal bracket ,can suit to about 95% projector. 2,material :metal 3, 35-65cm long 4,max bearing : 25kgs SPECIFICATIONS: 1, Backbone length: 43cm to 65cm or longer 2, MAX Loading capacity:15kg 3, Super compatible (compatible with more than 90 percent of projectors) adjustablevaried angles and extent 4, Color: white 5,The gross weight:2 kg 6, Each arm can be extended and can be rotary . ...