CowboyStudio O-Ring Flash Adapter for NIKON SB900 with D80 / D50 / D90 /D40 /D60 D70S / D300

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CowboyStudio O-Ring Flash Adapter for NIKON SB900 with D80 / D50 / D90 /D40 /D60 D70S / D300

Easy to use
No electronics no flashtubes