Zillion Original Macro Port Depth Rating:60m Material:Multi-coated Optical Glass:5mm(thick) /Corrosion resisted aluminum Size:Diameter:112mm /LengthF82mm Weight:400g Accessories:Spare O-ring /Silicon Grease *Possible to set the attachment lens of 67mm(Diameter) Price:JPY41,000(tax excluded) Zillion Original Extension Port Material:corrosion-resisted alminum Size:Diameter:119mm /Length:20mm Weight:180g Accessories:Spare O-ring /Silicon Grease Price:JPY15,000(tax excluded)