Heavy Duty Large Bearing Lock Body & Cylinder Set – SUS-304 Mortise Deadbolt Lock Set with 4 Solid Bolts & 3 Brass Computer Keys (AB, SS, Black, Golden & AE Finishes)

Secure main entrance doors and heavy timber panels with maximum security using the Heavy Duty Large Bearing Lock Body & Cylinder Set. Manufactured from high-grade SUS-304 stainless steel with inner body covers also made of stainless steel, this robust mortise lock set features four solid 5/8" thick rod-shaped deadbolts, a solid brass latch, and a distinctive diamond-shaped cylinder knob. Each set is supplied complete with three precision-cut brass computer keys. Available in five premium architectural finish options: Antique Brass (AB), Stainless Steel (SS), Black, Golden, and Antique Copper (AE). Ideal for high-security residential entry doors, commercial offices, and exterior timber doors.  

Key Specifications & Features:

Bullet Product Type: Heavy-Duty Mortise Lock Body & Cylinder Set  

Bullet Material Construction: SUS-304 Stainless Steel (Body and Inner Cover) with Solid Brass Latch  

Bullet Deadbolt Configuration: 4 Solid 5/8" Thick Rod-Shaped Bolts  

Bullet Cylinder Feature: Diamond-Shaped Cylinder Knob  

Bullet Key Inclusion: Supplied with 3 Brass Computer Keys  

Bullet Colour / Finish Variants:

Bullet AB: Antique Brass  

Bullet SS: Stainless Steel  

Bullet Black: Matte Black  

Bullet Golden: Polished Gold  

Bullet AE: Antique Copper  

Bullet Design Highlights: Large bearing mechanism for ultra-smooth operation, heavy-gauge SUS-304 corrosion resistance, four-bar robust deadbolt locking  

Bullet Applications: Main entrance wooden doors, high-security apartment doors, commercial office entries, and heavy timber doors  

Bullet Origin & Distribution: Made in China | Distributed by Marvell Hardware  

Bullet Bulk Packaging: 1 set per box | 24 sets per carton (24sets/ctn)  

An essential high-security hardware listing for door manufacturers, locksmiths, hardware stockists, and e-commerce platforms.