Are your duck calls sounding a little lackluster? Bring back their rich, natural-sounding tones with a genuine RNT Calls Double Reed Replacement Set. This easy-to-use kit includes 5 corks and 3 double reed setseverything you'll need to revitalize your favorite RNT calls. Made of the same materials as the originals, to ensure perfect sound quality. Manufacturer model #: RNT931. Restore the sound quality of your favorite calls Easy-to-use kit contains all you need Includes 5 corks and 3 double reed sets Same quality materials as the originals