Description:This is lens mount dust ring replacement for lens camera, it is just replacement for camera repair.Compatible with:for EF 24-70 mm 24-105 mm 17-40 mm 16-35 mm lens.Feature:Waterproof.dustproof and sealing.It is brand new and easy to replacement.For the replacement, kindly replace it carefully or replace it under the guidance of the professional repair .Specification:Type:Lens Waterproof Dustproof Sealing RingColour: BlackMaterial: RubberSize: 70mmFit for EF 24-70 mm 24-105 mm 17-40 mm 16-35 mm LensPackage Contents:3 Piece Lens Waterproof Dustproof Sealing RingOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.