Defender Security U 9537 Lock Reinforce and Repair Doors, Add Extra Security to Product Description Reinforce weak spots on entry doors and repair damaged areas with this Prime-Line U 9537 Lock and Door Reinforcer. Securing the weak spot of an entry door with a brass plated-steel lock and door reinforcer can add additional home security and help you rest easy knowing you?re preventing forced entry. Installation is a breeze, and all fasteners are included ? extra security and peace of mind can be achieved in just minutes! This combo lock and door reinforcer can be used on wood or metal doors with mortise or drive-in latches. It also accommodates key-in knob locksets, deadbolts or combination locksets with 2-1/8 inch bore sizes, a backset of 2-3/8 inch, and that are separate from each other by 5-1/2 inch from center to center. The width of this door guard is 3-7/8 inch and it is 10-7/8 inch tall. Consider using this item in combination with Prime-Line model number U 9537. From the Manufacturer This lock and door reinforcer assists in preventing forced entry. It is easy to install and accommodates key-in-knob lockets or deadbolts. Use on wood or metal doors with mortise or drive-in latches. Features REINFORCE AND REPAIR DOORS ? Reinforce weak spots on entry doors and repair damaged areas with this Prime-Line U 9537 Lock and Door Reinforcer. ADDITIONAL HOME SECURITY ? Securing the weak spot of an entry door with a stainless-steel lock and door reinforcer can add additional home security and help you rest easy knowing you?re preventing forced entry. CAN BE USED - This combo lock and door reinforcer can be used on wood or metal doors with mortise or drive-in latches. It also accommodates key-in knob locksets, deadbolts, or combination locksets. EASY INSTALLATION ? Installation is a breeze, and all fasteners are included ? extra security and peace of mind can be achieved in just minutes! FITS ? 1-3/4 inch thick doors, 2-1/8 inch bores, 2-3/8 inch backset, 5-1/2 inch hole centers, 3-7/8 inch width x 10-7/8 inch height. USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.