Bojun Cylindrical Door Lock with 3 Keys for 35-50mm Doors

Bojun’s Cylindrical Door Lock offers robust entrance security with stainless steel construction, adjustable backset, and three included keys. Ideal for 35-50mm thick doors.

3 KeysStainless SteelAdjustable Latch

Leading Source Factory. Global Certified Excellence.

20+ Years Experience | 50+ Production Lines | 100% Quality Inspection

From ISO to Fire-proof certifications, our facility is engineered for precision. Yuefong Lock offers the ultimate OEM & ODM partnership, delivering factory-direct professional support for security professionals worldwide.

Overview

Enhance your home’s security with the Bojun Custom Cylindrical Door Lock, designed for durability and style. Perfect for entrance doors, this lock pairs functionality with sleek design.

Key Features

  • Constructed from 201 stainless steel for long-lasting durability
  • Includes 3 keys for convenient access
  • Adjustable latch with 60mm and 70mm backset options
  • Compatible with doors 35mm to 50mm thick
  • Finished with sand for a modern look

At a Glance

  • Three keys provided
  • Adjustable latch sizes (60mm, 70mm)
  • Stainless steel construction
  • Compatible with 35-50mm door thickness

Application Scenario

Bojun Cylindrical Door Lock with 3 Keys for 35-50mm Doors in use

Specifications

SpecificationDetail
UsageEntrance
Place of OriginGuangdong, China
Keys3 Keys
Material201 Stainless Steel
FunctionEntry
Lock TypeCylindrical Lock
Fit Doors35mm (1-3/8) to 50mm (2) thick
LatchAdjustable 60#/70#
Key CylinderBrass
Backset60 mm, 70 mm
FinishSand, other

Factory Video

Manufacturer Advantage

Zhongshan Yue-fong Mai’s Manufacture Co., Ltd. — a true source factory for B2B smart locks and high-security padlocks (not a trading company).

70,000㎡
Production complex, 600+ staff
10M+/yr
Annual output capacity
±0.02mm
In-house master mold precision
120–240h
Salt-spray tested (ASTM B117 / ISO 9227)
OEM / ODM / JDM
CAD blueprints in 3–5 days
CE / FCC
Compliance — certificates on request

FAQ

What door thicknesses is this lock compatible with?

This lock is designed for doors with a thickness of 35mm (1-3/8 inches) to 50mm (2 inches).

How is the lock powered?

This is a mechanical lock that does not require any power source.

How many keys are included with the lock?

The lock comes with 3 keys.

What is the material of the lock?

The lock is made from 201 stainless steel for durability and strength.

Is there a minimum order quantity?

For detailed purchasing information, please contact the supplier directly.

Additional information

Model Number

607SS-ET

Material

Stainless Steel, OEM

Customer Reviews

Honestly, the scale of this place is insane. I visited their 'Garden Factory' in Zhongshan last year and seeing those high-speed die-casting machines in action convinced me. We’ve moved our entire 200k-unit padlock order here. They just don't miss a deadline.
S. Henderso
Head of Procurement
Total lifesaver! We needed a specific Tuya firmware tweak for our glass door lock series. Most vendors said 'impossible,' but Yuefong’s R&D team handled it like pros. It’s clear they own the full manufacturing chain—not just assembling parts from someone else.
Luca T.
IoT Solutions Architect
In 20+ years of hardware sourcing, I prioritize a factory’s internal QA standards. Yuefonglock’s 120-hour salt spray testing and C-level cylinder precision are top-tier. For anyone looking for a reliable manufacturing partner in China, this is the gold standard.
Hans G.
Security Hardware Consultant

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