The Curve Lever Handle – Smooth Black

A modern curved door lever designed for comfort, balance, and everyday usability.

Developed by Havolka, The Curve offers a contemporary take on the classic curved lever design, combining clean architectural lines with an ergonomic shape that feels natural in the hand.

With its 130mm lever length, smooth black finish and balanced weight distribution toward the back of the handle, this lever provides excellent comfort and control during use. The 63mm rose is designed to neatly cover standard 54mm door preparation holes, making it ideal for both retrofit installations and new doors.

Downloads

Specification Sheet – Coming Soon
Installation Instructions – Coming Soon
BIM File – Coming Soon
Warranty – Coming Soon

Key Features

• Curved Ergonomic Design
Balanced curved lever designed for comfort and natural hand movement.

• Smooth Black Finish
Modern black finish designed to coordinate with contemporary black door hardware.

• Retrofit Friendly
63mm rose easily covers standard 54mm door preparation holes, making it suitable for both upgrades and new installations.

• Through-Bolt Fixing
Handles are secured with through-bolts that connect through the door for a stronger and more stable installation.

• Privacy Pin Lock
Privacy function uses a pin on the rose to lock the door from the inside, with emergency release access from the outside.

• Multiple Functions Available
Available in passage, privacy, dummy, and external configurations.

• Solid Construction
Designed to deliver a strong, premium feel suitable for high-use residential and light commercial applications.

Typical Applications

Bedroom doors
Bathroom doors
Hallways and passage doors
Study or office doors
Entry doors (when paired with a deadlock)

Functions Available

• Passage
• Privacy (pin lock with emergency release)
• Dummy
• External (paired with deadlock)

Dimensions

Lever Length: 130mm
Projection: 55mm
Rose Diameter: 63mm
Latch Backset: 60mm

Designed by Havolka

Havolka develops door hardware by responding directly to real customer demand from builders, installers, and hardware professionals.

The Curve was created to bring a refined curved lever design to the market while maintaining the durability and installation features expected by trade professionals.