Bayonet-mount 2pc lens hood kit. Replaces Sony ALC-SH181 hood. Length: 140mm (5.51in). Maximum diameter: 152.5mm (6in). Extension beyond end of lens: 123.75mm (4.87in). Approximate weight: 248g (8.7oz). Fits Sony FE 400-800mm f/6.3-8 G OSS. Sections are 78mm (3.07in) long. Does not vignette at any focal length. Handling a two-piece hood: https://youtu.be/laydgwmaQG4
