Bayonet-mount 1pc lens hood kit. Replaces Canon ET-155 hood. Length: 130mm (5.12in). Maximum diameter: 180mm (7.09in). Extension beyond end of lens: 106mm (4.18in). Approximate weight: 262g (9.2oz). Fits Canon EF 400mm f/2.8L IS II USM, EF 400mm f/2.8L IS III USM.
