Deadbolt Lock, Square Single Cylinder Dead Bolt, Keyed 1 Side, Fits Standard Size Interior And Exterior Doors, Full Metal, With 3 Keys, For Front Entr

About these itemsDoor compatibility: Both deadbolt locks are designed to fit standard indoor and outdoor doors with a thickness range of 1 - 3/8 inches to 1 - 3/4 inches. They are suitable for various types of doors like bedroom, kitchen, bathroom, entry, patio, and commercial shop doors.Adjustable latch: The latch length of each deadbolt can be adjusted between 2 - 3/8 inches and 2 - 3/4 inches, making them suitable for new door installations as well as replacements on existing doors.Sturdy construction: Feature an all - metal design. The SD103 - MB has an aluminum alloy faceplate, while the D101 - SN has a stainless steel faceplate. Both have a zinc - coated copper lock cylinder and a zinc alloy latch, enhancing strength, security, and durability.Easy installation: Come with all necessary parts and hardware. Detailed instructions are provided to ensure a quick and hassle - free installation process.Versatile applications: Suitable for a wide range of scenarios, including residential (entry, bedroom, study doors) and public spaces (libraries, hospitals, schools).Key DifferencesSD103 - MB: Item Model Number SD103 - MB, product shape is square - round combination, color is matte black, front & back plate material is aluminum alloy, net weight is 0.99 lbs. Front plate dimensions are 2.56 x 2.56 x 1.04 in and back plate dimensions are 2.56 x 2.56 x 1.44 in. Package includes a lock cylinder.D101 - SN: Item Model Number D101 - SN, product shape is round cylinder, color is silver, front & back plate material is stainless steel 201, net weight is 0.82 lbs. Front plate dimensions are 2.56 x 2.56 x 2.83 in and back plate dimensions are 2.56 x 2.56 x 1.28 in.SpecificationsSD103 - MB:Item Model Number: SD103 - MBProduct Shape: Square - Round CombinationColor: Matte BlackSuitable Door Thickness: 1 - 3/8" to 1 - 3/4"Front & Back Plate Material: Aluminum AlloyLock Deadbolt Material: Zinc Alloy (Tongue) + Galvanized Iron (Main Body)Lock Cylinder Material: Zinc - Plated CopperFinishing Process: Matte BlackNet Weight: 0.99 lbs / 0.45 kgFront Plate Dimensions (L x W x H): 2.56 x 2.56 x 1.04 in / 65 mm x 65 mm x 26.5 mmBack Plate Dimensions (L x W x H): 2.56 x 2.56 x 1.44 in / 65 mm x 65 mm x 36.5 mmD101 - SN:Item Model Number: D101 - SNProduct Shape: Round CylinderColor: SilverSuitable Door Thickness: 1 - 3/8" to 1 - 3/4"Front & Back Plate Material: Stainless Steel 201Lock Deadbolt Material: Zinc Alloy (Tongue) + Galvanized Iron (Main Body)Lock Cylinder Material: Zinc - Plated CopperFinishing Process: Satin NickelNet Weight: 0.82 lbs / 0.37 kgFront Plate Dimensions (L x W x H): 2.56 x 2.56 x 2.83 in / 65 mm x 65 mm x 72 mmBack Plate Dimensions (L x W x H): 2.56 x 2.56 x 1.28 in / 65 mm x 65 mm x 32.5 mmPackage ContentSD103 - MB:1 x Front Plate1 x Back Plate1 x Lock Cylinder1 x Latch1 x Round Corner Plate1 x White Plastic Box2 x 4x35 Flat Head Screws4 x 4x20 Self - Tapping Screws3 x Keys1 x User ManualD101 - SN:1 x Front Plate1 x Back Plate1 x Latch1 x Round Corner Plate1 x White Plastic Box2 x 4x35 Flat Head Screws4 x 4x20 Self - Tapping Screws3 x Keys1 x User Manual