Amazon.com : Neewer Camera Photo Video 14 inches/36 centimeters Outer 10 inches/25 centimeters Inner Ring Fluor… | Camera photo, Still photography, Ring light photo
Industrial & Scientific 1366 lbs Dynamic Load Capacity The General 7508 DL Extra Light Extended Inner Ring Bearing 3/4 Width 707 lbs Static Load Capacity Double Sealed 1.75 OD No Snap Ring