TELL MANUFACTURING CL100002
Heavy-duty commercial passage ball knob, Satin stainless steel (US32D), complies with ANSI A156.2, Series 4000, Grade 2 (400, 000 cycles), UL listed for 3 hrs fire door. Door range of 1-3/8 to 1-3/4 in. Backset of 2-3/4 in standard. Strike, T strike (1-1/8 in x 2-3/4 in) standard. Cylindrical, steel-coated with zinc dichromate (corrosion resistance). Latchbolt operated by knob on either side at all times.
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