Products Products Yale Door Lock-sets Door Knob-sets Yale 5220 Series Medium Duty Cylindrical Door Knob Set Yale 5220 Series Medium Duty Cylindrical Door Knob Set 52201 52201 52202 52203 52204 52205 52206 Standard: ANSI / BHMA A156.2.2003 Grade 3 Testing Cycles: 200,000 cycles tested Materials:- Chassis: Steel- Latch and Bolt: Zinc- Strike: Stainless Steel / Brass- Knob: Stainless Steel / Brass- Rose: Stainless Steel / Brass Backset: 60mm / 70mm Door Thickness: 35 ~ 50mm Function: Residental and light duty commercial Cylinder: Solid brass 5-pin tumbler cylinder plug with zinc housing No. of Keys: 3pcs of nickel plated brass key Master key available upon request Model No. BR, CA, CN, OV, TT, EM Finishes: Polished Brass (US3), Antique Brass (US5), Antique Copper (US11), Satin Nickel (US15), Satin Stainless Steel (US32D) Other similar products Yale 5800 Series Heavy Duty Cylindrical Door Knob SetThis Yale door knob series provides maximum security with…