Genuine Yaesu 500Hz CW Filter. Pulled from my 817 which I have just sold. Perfect working order. Becoming harder to get as they are no longer made. Works with: FT-817 & FT-817ND FT-818 FT-857 & FT-857ND FT-897 & FT-897ND Will be shipped 1st class signed for. I normally ship next day. Thanks for looking.
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