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2PC Rubber Waterproof O-rings for Flash Sync & Battery Holder Nikonos IV-A,V
Made of nitrile rubber (NBR,Buna-N), excellent elasticity and waterproof sealing, deformation resistant, wear resistant, corrosion resistant, ozone resistant, high and low temperature resistant. working temperature range from -40℃/-40℉ to 120℃/248℉.
