Product Description & Features Standard top pivot for most offset pivot sets and floor closers Available for fire door assemblies (ferrous material)specify F180 For 20-minute label suffix 20 Oil-impregnated sintered bronze bearing Non-ferrous base metal 3/4"(19mm) offset (measured from centerline of pivot to face of door) Available with longer than standard pivot pins. Increments are 1/4"(6mm), 1/2"(13mm), 3/4"(19mm) only Furnished with wood and machine screws
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