Dormakaba (Formerly Stanley) QDC115-689 Door Closer with Extra Heavy-Duty Arm

Description QDC115-689 Product Specifications: Arms & Brackets: Extra heavy-duty arm (non-handed) Finish: Painted Aluminum Body Material: Cast iron construction Cover Material: Plastic cover standard Arm Material: Heat-treated carbon steel Springs: High-impact hand-drawn steel wire Pinions: Heat treated chrome molybdenum steel Cylinders: Constructed from heat treated free-cutting carbon steel Fasteners: Wood and machine screws standard Warranty: Lifetime mechanical and three-year finish   Applicable Door Weights and Sizes 33-55 lbs (15-30 kg) weight; 32” (0.81 m)-28” (0.71 m) width 56-99 lbs (30-45 kg) weight; 36” (0.91 m)-32” (0.81 m) width 99-143 lbs (45-65 kg) weight; 42” (1.07 m)-36” (0.91 m) width 143-187 lbs (65-85 kg) weight; 48” (1.22 m)-42” (1.07 m) width 187-264 lbs (85-120 kg) weight; 54” (1.37 m)-48” (1.22 m) width 264-330 lbs (120-150 kg) weight; 58” (1.47 m)-54” (1.32 m) width      Dormakaba QDC100 Series Sell Sheet  Dormakaba QDC100 Series FAQ