Selens Magnetic Honeycomb Grid Spot Filter Set for Nikon Canon Speedlite Flash. Selens 1/4" 3/8" Tilt Screw Adapter for Photo Studio Reflector Light Stand Tool. 2、Crisper sound:The hinged wooden clapper above the slate has a built in magnet so you can quickly clap the stick and make that sharp "clap" sound.
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