CRL PR70 Polished Chrome Finish Adjustable Spring Power Size 1/2 to 4 Surface Mount Door Closer Aluminum and Dark Bronze Finishes Applicable for Doors Weighing 22 to 330 Lbs. (10 to 150 kg) Barrier Free and Delayed Action Models to Meet A.D.A. Barrier-Free Requirements Brite Gold and Chrome Finishes for Restaurants and Upscale Retail Businesses Multi-Size Adjustable Spring Power Closers Ranging in Sizes BF 1/2 to 6