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Restore smooth window operation with the Prime-Line H 3514 Left-Hand Casement Operator. Designed as a replacement for worn, damaged, or difficult-to-operate window hardware, this operator is commonly used on older steel-framed crank-out casement windows. It mounts on the left side of the window when viewed from inside the home looking outward, helping return proper sash control and reliable ventilation performance.Built for durability, this operator features a diecast housing and crank handle paired with a 9 in. hardened steel arm and precision worm gear drive mechanism. The aluminum-painted finish helps resist corrosion and wear while maintaining a clean appearance that blends with existing window hardware. Engineered for dependable everyday use, the robust gear system delivers smooth, controlled opening and closing of compatible casement window sashes.This replacement operator installs using two pairs of mounting holes spaced 3-7/8 in. and 4-3/4 in. on center, matching many older steel window designs. A matching crank handle and installation fasteners are included, providing a complete replacement solution. Before purchasing, compare the mounting pattern, spindle size, arm length, and overall operator configuration with your existing hardware to ensure proper compatibility.

This is a left-handed casement locking handle in a aluminum finish with 2-3/8 inch mounting holes. The handle is diecast construction with the handle sweeping slightly to the left. This allows a more comfortable grip to open to the left when there are dual casement windows with a center rail dividing them. For the matching right-hand casement locking handle see Prime-Line part H 3541. Color: Gray.

This Defender Security doorknobr lock-out device is designed to be mounted directly over the entry doorknob to prevent access to the keyhole only, effectively preventing unauthorized access by key. The durable, diecast cylinder is held in place with a removable O-ring for cleaning the cylinder when the lock-out device is unlocked and open. The cylinder cannot be removed when the device is closed and locked. This lock-out device is often used in evictions, rentals, home sales, on job sites, in-home, on in-office storage room knobs to keep other keyholders out, even if they have a key to the door. It is a quicker and easier solution than replacing the entire knob and lock system on a door while still getting the protection you need. The maximum outside diameter of a round knob that can be secured with this device is 2-7/16 inch.

Control access to keyed entry doors without replacing existing locksets using the Prime-Line EP 4180 Doorknob Lock-Out Device. Designed to fit over compatible keyed doorknobs, this security device blocks access to the keyhole, helping prevent unauthorized entry by anyone who may have a key. Ideal for rentals, property management, home sales, job sites, office storage rooms, and temporary access control applications, it provides a fast and effective alternative to changing locks.Constructed with a durable diecast cylinder and protective housing, this lock-out device is built for dependable performance and repeated use. The cylinder is secured with a removable O-ring, allowing it to be removed for cleaning when the device is unlocked and open. When the device is closed and locked, the cylinder cannot be removed, helping maintain security. Unlike traditional lock replacement, this solution installs directly over the existing keyed doorknob and can be removed when no longer needed.Designed for round doorknobs with a maximum outside diameter of 2-7/16 in., the device features a 1-3/16 in. circular shaft opening. It blocks access to the keyhole but does not prevent turning of an already unlocked knob. Easy to install and operate, this lock-out device provides a practical security solution for temporary or supplemental access control. Verify doorknob dimensions before purchasing to ensure compatibility.

This Defender Security doorknob lock-out device is designed to be mounted directly over the entry doorknob to prevent access to the keyhole only, effectively preventing unauthorized access by key. The durable, diecast cylinder is held in place with a removable O-ring for cleaning the cylinder when the lock-out device is unlocked and open. The cylinder cannot be removed when the device is closed and locked. This lock-out device is often used in evictions, rentals, home sales, on job sites, in-home, on in-office storage room knobs to keep other keyholders out, even if they have a key to the door. It is a quicker and easier solution than replacing the entire knob and lock system on a door while still getting the protection you need. The maximum outside diameter of a round knob that can be secured with this device is 2-7/16 inch.

Add an extra layer of security to your home with this Defender Security Door Reinforcement Lock. Designed to withstand 800 lbs. of force, you can rest easy knowing your family is safe and protected! This reinforcement lock has a spring-loaded design, aluminum construction and a brushed chrome anodized finish. This reinforcement lock can be quickly and easily installed on any swing-in door of any thickness, and can help ensure the door cannot be opened from the outside by being kicked inch Additionally, it's tamper-resistant, so it can protect against lock picking and bumping. Plus, it's child-safe, because you can install it higher on a door, where your young ones can't reach. Length is 2 to 0.19 in. Width is 1 to 0.38 in. Installation takes minutes, and the U 11325 door reinforcement lock comes with 3 inch hardened screws. Extra home security and peace of mind are well within reach, and doesn't have to come with the high price tag of an alarm system! Be sure to view the manufacturer's How-To Installation Video also linked to this page, in the upper left-hand corner.

This secondary locking device is designed to add additional security to your home that mounts at the bottom of your patio sliding door. It includes 1 lock with 2 strikes, 2 ferrules, 2 keys and installation screws. This sliding door lock features a hardened steel bolt for easy, push-button locking that helps prevent the prying or lifting of your sliding door, to help keep your home safe. Plus, it unlocks only with the included two keys and it uses a Yale Y-13 keyway. Installation is quick and easy and all parts are included! This easy-to-install lock makes for a great weekend DIY project.

This window sash lock is constructed from diecast and comes finished in white. It features a deep offset latch for single hung aluminum windows. This type of sash lock fits Acorn and other manufacturers.

This Texas Security Bolt Lock by Prime-Line Products is constructed of stamped steel and comes in a beautiful, corrosion-resistant, white painted finish. It is a maximum security locking device that is designed for use with inswing doors. This locking hardware installs into jamb jack stud with 3-1/2 inch long screws, to ensure the strongest hold. When the ring is engaged into the lock plate, it is designed to block the in-swinging door from opening, and it meets Texas apartment codes. For best results, follow the installation instructions included with each package.

Replace broken, old, or unsightly door locks with the Defender Security S 4003 Sliding Door Patio Lock. This twist-in lock is constructed of a Zamak cast housing, an aluminum bolt, and it comes in a black painted finish. This secondary lock provides increased security when ventilating or securing your sliding patio door, as it prevents sliding and lifting of active panel. This lock is also compatible with some horizontal sliding windows. It features a 1/2 inch reach with an overall height of 11/16 inch and 1-9/16 inch mounting hole centers. The lock mounts onto the lower back-edge of the sliding panel, and the bolt locks into a 1/4 inch hole that must be carefully drilled into the fixed panel's bottom rail. For further dimensional information, please see the line drawing.back-edge of the sliding panel, and the bolt locks into a 1/4 inch hole that must be carefully drilled into the fixed panel's bottom rail.