Three-bar Type Hand Lock

Upgrade interior privacy and everyday door use with the TOPKNORR Three-bar type hand lock. Built for reliability and style, this lock is suitable for bedroom, bathroom, and wooden doors, pairing a modern matte black with brushed silver finish with durable, high-performance hardware.

Key specifications

• Brand: TOPKNORR
• Product name: Three-bar type hand lock
• Material: Zinc alloy (body and handle); Lock core material: Copper
• Finish: Multi-layer electroplating in matte black-brushed silver
• Door thickness compatibility: 35–50 mm
• Lock body specification: Adjustable 60–70 mm
• Handle: Solid zinc alloy
• Scope of application: Bedroom, bathroom, wooden doors, and other interior doors

Why this lock stands out

Durable zinc alloy construction delivers lasting strength and corrosion resistance, while the copper core ensures smooth, reliable operation with every turn. The multi-layer electroplated finish delivers a sophisticated matte black with brushed silver contrast that stands up to daily use and still looks refined in modern interiors. The solid handle design provides a confident grip and a tactile, quality feel.

Fit, installation, and compatibility

Designed to fit interior doors with a thickness of 35–50 mm. The lock body is adjustable from 60 to 70 mm, offering flexible installation across a range of door sizes. For precise size details and tolerances, please refer to the actual product, and anticipate a 1–2 mm variation due to manufacturing and measurement differences.

Usage and care

Ideal for upgrading privacy across multiple rooms—bedrooms, bathrooms, and other interior doors. To preserve the finish, wipe with a soft dry cloth and avoid harsh cleaners that can dull the electroplated coating.

Note on color

Color may vary slightly due to lighting and shooting angles. Please understand that minor color differences are normal.