Norton 9303BC Door Closer Surface Mounted With Back Check, Non Handed Size 3, with Regular Arm and Top Jamb Mounting

The Norton 9303BC Door Closer Surface Mounted With Back Check, The 9303BC Is a Non Handed  Size 3 Light Duty Commercial Door Closer Ideal For Use on Storefront Doors. Adjustable backcheck standard • Regular and top jamb mounting, Norton 9303BC Is Certified ANSI/BHMA A156.4, Grade 3. Adjustable Backcheck Cushion Valve Provides control of the door in the opening cycle, beginning at approximately 75° of door opening. It slows/cushions the door opening.