Best First Watch Security in 2026

Easy to install

New or for replacement application

Versatile - Can be installed with screws or by turning wing clips

USPS Approved full-service residential locking security mailbox prevents mail-identity theft; Stainless steel hinges for ease of use

QUALITY: 14- and 16-gauge galvanized welded steel construction defends against vandalism. Mailbox Style: T1

SECURITY: Innovative baffle door accepts small parcels, packages, and a box of checks and also deters fishing. Does not include or require Mounting Plate

USPS Approved Oasis 360 Locking Mailbox is 11.3 in. W x 11.5 in. H x 20 in. D

Accepts parcels 9.5 in. W x 12.6 in. L x 1.5 in. H to 9.5 in. W x 3.5 in. L x 2.5 in. H

Dual door locking parcel mailbox, two doors for easy access

Postmaster General approved and patented design allows delivery of mail bundles and small parcels - perfect for Internet and catalog shoppers

Body constructed of heavy 16 and 18 gauge galvanized steel fully powder coated prior to assembly for durability and long life

Doors include rubber seals to keep deliveries clean and dry - all hardware made from stainless steel and other corrosion resistant materials

HIGH-QUALITY, DURABLE: Mailboxes for Outside are made of strong steel and painted to effectively prevent rust, scratch-resistant ,this product will provide long-term durability and use for years .

SECURE DESIGN: The lockable wall mount mailbox is made of a strong metal with two keys, and it gives faster and more immediate access.

LARGE CAPACITY: Mail box fits hold multiple letters, newspapers, emails, etc., and also can accommodate letters from the family for a period of time. Size:12.4"x 8.54"x 3.35"

Large capacity secure wall mount locking mailbox made of 14- and 16-gauge electrogalvanized steel for strength and durability

Patented anti-pry latch locking mechanism and 12-wafer disc lock to prevent leveraged entry; Includes vandal resistant flag

Patented Fast-Trak Mounting Plate for easy installation on existing posts in minutes

Medium capacity is able to hold days worth of mail at a time

Crafted with quality galvanized steel for strength and durability

Powder-coated in an elegant venetian bronze finish to withstand outdoor elements

Product 1: REPLACEMENT LOCK – The S 4140 multipurpose replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. This is a 5-pin tumbler lock..Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

Product 1: WORKS FOR SEVERAL BRANDS – This replacement mailbox lock works for several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami Carey.

Product 1: INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys.

REPLACEMENT LOCK – This multipurpose Prime-Line replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. This is a 5-pin tumbler lock.

WORKS FOR SEVERAL BRANDS – This replacement mailbox lock works for several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami Carey.

INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys.

KEYLESS SECURITY LOCKS - Security doesn't have to included managing keys or replacing locks. The Combi-Cam solid metal combination cam lock is 100% keyless, secure and long-lasting. With 1,000 possible combinations, this lock is perfect for keeping your belongings safe. Combi-Cam 3-dial cabinet lock hardware comes with a 3/4" straight cam, 1-1/2" straight cam, 90 degree stop cam, 1-1/2" offset cam, and 3/4" wood prong washer..Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.

VERSATILE, DURABLE, & RUST RESISTANT - Keep your belongings safe and sound with our Combi-cam lock. These cabinet locks are outfitted with 3 pick-proof chrome plated dials and constructed out of sturdy zinc alloy – to assure that the combo lock won't rust or wear out over time. Use this combination lock as a file cabinet lock, drawer lock, mailbox lock, storage cabinet lock, gun safe lock, liquor cabinet lock, office cabinet lock and much more. Available in size S, M, L, and XL.

EASY TO INSTALL & RESET - Combi-Cam locks are a breeze to install. With no screws or bolts needed, this lock can be attached in seconds to any door, drawer, or cabinet with a material thickness of up to 7/8" (varies by size of the lock you purchase). Plus, unlike other locks, the Combi-Cam does not require expensive kits or disc replacements. To change the combination, simply have your lock on the opening code and push the reset button while changing to the desired combination.

This lock is USPS approved and is used by the factory on new units

Note: Mail unit brand (e;g;, "AF Florence"") is usually noted on nameplate attached to mail unit

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions

SECURE CABINET DOORS AND DRAWERS – This U 9941 lock can be used to secure cabinet doors, drawers and much more.

DURABLE CONSTRUCTION – This drawer and cabinet lock is constructed of diecast and steel components with a stainless steel finish. It’s durable and strong, perfect for keeping your small items safe.

COMES COMPLETE - This drawer and cabinet lock comes complete with 3 cams, a trim collar, 2 reversible rotation washers, 2 keys and fasteners. Keyed Different, Yale Y-11 keyway.

Fits Up to 5/8" Material Thickness: Westway Locks tumbler lock has a cylinder length of 7/8" with a standard-sized cam lock of 3/4" diameter. It can easily fit material up to 5/8" thickness, making it an ideal replacement for your old cabinet lock or drawer lock. Check the diagram for a more detailed picture to understand your needs.

Non-Key Retaining Function: Westway Locks Tumbler lock set contains a reversible stop cam with a non-key retaining function. This means you can remove the key, whether it is in a locked or unlocked position. That's hassle-free usage for our customers!

Easy Installation: Our cylinder lock for the storage unit can be installed in multiple positions. The cam can be installed on the lock at 3, 6, 9, or 12 o'clock positions and opens with a 90-degree turn. Plus, the lock for cabinet doors is keyed alike at 644 with 2 keys per lock. Each key will fit with each lock that you purchase.

Each lock is Keyed Different (KD)

[What You Get] 6 Pack cam locks and upgraded thickened lock cylinders, 12 keys to open all locks, keys can be used for each other, 2 different lock plates (6 pcs standard& 6 pcs for free ).

[Cam Lock Size] Different lengths of cam locks are suitable for different thicknesses of door panels. Before purchasing, please check the size introduction in figure 2 and choose the right size! Cam Lock body length: 5/8"(16mm), door thickness ≤ 0.48"(12.19mm), keyhole diameter≈ 0.7"(18mm), two different shaped plate 1.83"(46.6mm) and 1.38"(35mm). Perfect for filing cabinets, storage doors, cabinet doors, drawers, toolbox, mailbox, RV and campers.

[Easy to Install] Simple and quick to install-it can be installed on metal, wood, door or drawer panels, it is an extra safety protection for important small objects such as documents, and installation on tool boxes or kitchen knife cabinets keep potential risks away from your kids.

✔️PREMIUM QUALITY: Cam locks are precision cast from upgraded chrome-plated zinc alloy material, chrome-plated surface, waterproof and rust-proof, durable and durable, it is the best lock replacement kit for cabinets, mailboxes, RV compartments, toolbox locks.

✔️PRODUCT SIZE: Different lengths of cam locks are suitable for different thicknesses of door panels. Before purchasing, please check the size introduction in figure 2 and choose the right size! Cam Lock body length: 5/8"(16mm), door thickness ≤ 0.48"(12.19mm), keyhole diameter≈ 0.7"(18mm), two different shaped plate 1.83"(46.6mm) and 1.38"(35mm). Cabinet locks with keys are widely used in mailbox, toolbox, filing cabinets, RV and camper doors.

✔️EASY TO INSTALL: Provide extra security for your important small items on metal, door panels or drawer panels less than 0.48"(12.19mm) thick by referring to the installation diagrams. cabinet locks with keys are installed on tool boxes or kitchen knife cabinets, Gives you the peace of mind to let your kids play freely.

[What You Get] 1 Pack upgraded alloy Drawer Lock with Key and thickened Cam Lock cylinders, 2 Keyed Alike to open locks, File Cabinet Lock Kit with 2 different lock plates (1 pcs standard and 1 pcs for free ).

[Cam Lock Size] File Cabinet Locks Kit can be installed on door panels of different thicknesses. Please check the picture 2 before buying and choose the right Cam lock! File Cabinet Locks body length: 5/8"(16mm), door thickness≤0.48"(12.19mm), keyhole size ≈0.7"(18mm), 2 different shapes of plates 1.83"(46.6mm) and 1.38"(35mm) ). Rv Storage Locks or Toolbox Locks with Keys for file cabinet, rv and camper storage door, compartment door, toolbox, mailbox.

[Easy to Install] File Cabinet Lock installs simply and quickly on metal, wood, door or drawer panels, providing extra security for important small items such as files, Drawer Locks with Keys install on toolbox or kitchen knife cabinet, allowing Children are kept away from potential dangers.

Package Includes : 2Pcs locks replacement tubular cam locks, 4Pcs keys (keyed alike).

Cylinder length : 5/8" / 16 mm. Made of stainless steel, sturdy and durable.

Cam lock can be mounted to metal or wood, door and drawer panels. Installation is quick and easy.

5-Pin tumbler mail box lock

Uses Hudson keyway

Counter-clockwise rotation

🔒Sturdy and durable: RV compartment lock, made of high-quality zinc alloy precision casting lock body, strong and durable, with chrome-plated surface, excellent waterproof and rust resistance, cam lock with 100% metal key, it can still be used normally in harsh environments.

🔒Product size: Different Lengths of Cam Locks are Suitable for Different Thicknesses of Door Panels. Before Purchasing, Please Check the Size Introduction in Figure 2 and Choose the Right Size! Cam Lock Body Length: 5/8"(17mm), Door Thickness ≤0.43"(11mm), Keyhole Diameter≈ 0.74" (19mm), Lock Plate: 1.65" (42mm) , Perfect for Most RV Storage Locks, Mailbox, Toolbox Replacement Locks or Cabinet Locks.

🔒 Enhanced security: RV storage locks feature professional locking technology, giving you peace of mind to keep important items in your RV or home. Cabinet locks with keys are the best option for changing lock hardware on RV compartment doors or mailbox, toolbox, ensure the safety and privacy of your indoor and outdoor camping.

Stainless steel plug

12 degree taper on cylinder head

Now able to accommodate up to 3/16" cam

Includes 3 Keys

Only 1 Lock

Material: zinc alloy.

Keyed Alike:1 key can open all locks.

Package includes: 2 cam lock and 4 keys.

LARGE CAPACITY: This wall-mount mailbox duty is holding various mailings, group emails, paperwork, newspapers, magazines, small parcels, package, post office deliveries. This measures 8. 38’’ x 10. 03’’ x 2. 67’’ (WxDxH)

CONVENIENT AND SECURE DROPBOX: This wall-mount mailbox duty holds various mailings, paperwork, newspapers, magazines, small parcels, packages, post office deliveries. It provides the perfect solution for convenient and secure, dropbox applications

WEATHER-RESISTANT CONSTRUCTION: Outdoor mailboxes are made w/ high quality galvanized steel magnetic cover that allows for universal placement on virtually any flat surface, black powder coated that locked mails from heavy rain & deliberate theft

This is multi-purpose mailbox lock replaces original locks provided by various manufacturers

Key will not remove in unlocked position which prevents user from forgetting to lock mailbox

This lock replaces mailbox locks

Designed as a mailbox lock

Fits Auth-Electric mad Bommer locks

Includes 3 cams for installation

🔐Upgraded Durable: Cam Locks are made of upgraded zinc alloy material through precision casting process. The upgraded Mailbox Locks Replacement Lock has better waterproof, anti-rust and anti-oxidation properties, and is durable.It is the premium quality replacement lock accessory for file cabinet, knife cabinet, mailbox, tool box, RV storage and camper compartment door.

🔐Check Before Purchasing: Check the RV Storage Lock measurements description in the photo to choose the correct lock for your needs, Tubular Cam Lock body length: 5/8"(17mm), door panel thickness ≤0.43"(11mm), keyhole diameter≈ 0.74" (19mm), lock plate: 1.65" (42mm) . File Cabinet Locks are suitable for door panels of different thicknesses, such as RV or camper storage doors, compartment doors.

🔐Easy to Install: You install the Cam Lock in 5 minutes, saving you valuable time. Note: ①Support door panel thickness less than 0.43 inch (11mm). ②Key is removable and can be adjusted by the installation direction of the ANTI-SLIP Washer.

Easy to install

New or for replacement application

Versatile - Can be installed with screws or by turning wing clips

Steel construction

Fits on Auth, United and Florence mailboxes

Brass plated finish

【Premium & Durable】Due to over 60,000 times operating measurement and upgrade zinc alloy material by precision casting process, file cabinet replacement locks ensure better antioxidant, waterproof and rustproof performance, resisting corrosion and wear for long-term use.

【Size】 With 5/8" cylinder length and 1.38" lock plate, it can fit a material thickness of up to 1/2". It’s a standard size cam lock with 3/4" diameter, suitable for desk drawers, cabinets, tabletop showcases, camper or RV doors.

【Keyed Alike】Package includes 5 cam locks with 10 keys, allowing all locks to be operated by one key. It is non-key retaining, allowing to remove the key from the locked and unlocked position.