Specification Brand : IndustrialHD BulletPoint1 : Replacement Cartridge for A302 R-Series Model BulletPoint2 : Air Sentry Desiccant Breather BulletPoint3 : Ultra Thin Frame Design: The ultra thin frame minimizes vignetting from wide angle and telephoto lenses. BulletPoint4 : Optical Glass and CNC Molding: Optical glass, no color cast, to ensure high definition image quality. CNC molding, non slip pattern, thin gold thread design. BulletPoint5 : Applicable Scenes: night filter light pollution filter is great for nightscapes and astrophotography. Color : White Directions : [INSUFFICIENT_DATA] The provided information does not offer comprehensive instructions for using the product. While it mentions that the cartridges can be installed on twin-cartridge respirators, it does not provide a detailed sequence of steps or complete usage guidelines. ExteriorFinish : Machined ExternallyAssignedProductIdentifier1 : 0704455505935 ExternallyAssignedProductIdentifier2 : 704455505935 ExternallyAssignedProductIdentifier3 : 00641817011270 FitType : Vehicle Specific ItemName : Air Sentry A302 Replacement Cartridge For R-102 R-122 ItemPackageDimensions_Height : 9.4 centimeters ItemPackageDimensions_Length : 1.6 centimeters ItemPackageDimensions_Width : 9.3 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : safety-respirator-cartridges-and-filters Manufacturer : Air Sentry Material : Polypropylene (PP) ModelName : A302 R-Series Model ModelNumber : 095A302 NumberOfItems : 1 PartNumber : 095A302-1Pack ProductDescription : IndustrialHD Air Sentry Replacement Cartridge for A302 R-Series model REPL CARTRIDGE R-102 R-122 ProductSiteLaunchDate : 2022-11-09T14:40:39.289Z Size : 52mm Style : 52mm SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 6