Bayonet-mount 1pc lens hood kit. Replaces Canon ET-120 hood. Length: 50mm (1.97in). Maximum diameter: 144.5mm (5.69in). Extension beyond end of lens: 29.75mm (1.17in). Approximate weight: 495g (17.5oz). Fits Canon EF 400mm f/4 DO IS USM, EF 300mm f/2.8L IS USM, EF 200-400mm f/4L IS USM.
