Products Products Yale Door Lock-sets Door Knob-sets Yale 5800 Series Heavy Duty Cylindrical Door Knob Set Yale 5800 Series Heavy Duty Cylindrical Door Knob Set 58001 58001 58002 58003 Standard: ANSI / BHMA A156.2.2003 Grade 2 Testing Cycles: 400,000 cycles tested Materials:- Chassis: Steel- Latch and Bolt: Stainless Steel- Strike: Stainless Steel / Brass- Knob: Stainless Steel / Brass- Rose: Stainless Steel / Brass Backset: 60mm / 70mm Door Thickness: 35 ~ 50mm Function: Wide range of functions. Ideal product for heavy duty residental project Cylinder: Solid brass 6-pin tumbler cylinder No. of Keys: 3pcs of nickel plated brass key Master key available upon request Model No. BR, CA, CN Finishes: Polished Brass (US3), Satin Brass (US4), Antique Brass (US5), Antique Copper (US11), Satin Nickel (US15), Chrome Plated (US26), Polished Stainless Steel (US32), Satin Stainless Steel (US32D) Other similar products Yale 5220 Series Medium Duty Cylindrical Door Knob SetYale offers cylindrical and tubular options in medium dut…