Probrico Privacy Door Knobs Interior 6 Pack - Matte Black Privacy Lock

In this review of the Probrico Privacy Door Knobs Interior 6 Pack, the bottom line is straightforward: this set is for homeowners and renovators who need reliable, easy-to-install privacy hardware for bedrooms and bathrooms. The single biggest reason to buy is the combination of a clean matte black finish and a simple, screwdriver-only installation process that makes updating multiple doors quick and uniform. The reviewer found the knobs to feel solid, hide fingerprints well, and provide the expected privacy door knob function without fuss.

Key Features

• Privacy function: A keyed-away design provides superior security for bedroom and bathroom doors by allowing locking from the inside.
• Easy installation: The set installs using only a screwdriver and the included instructions, saving time and avoiding extra tools.
• Adjustable latch: Two latch lengths (60mm and 70mm) accommodate most standard door backset and fit doors 35 to 45 mm thick.
• Durable mounting: The steel square mounting plate adds strength and keeps the knob stable through daily use.
• Matte black finish: The finish is smooth to the touch and resists obvious fingerprints for a tidy, modern look.

Who It's For

This 6-pack is ideal for homeowners, landlords, or contractors who need to outfit multiple interior rooms with matching privacy door knobs, particularly bedrooms and bathrooms where a simple locking function is required. It is also a good fit for anyone updating hardware to a modern matte black aesthetic and looking for a cost-effective set.

Those who should look elsewhere include buyers who need keyed exterior-grade security or specialty knobs for nonstandard doors outside the 35 to 45 mm thickness range, since this set is designed specifically for interior privacy use and standard door sizes.

Pros & Cons

Pros

• Functional privacy locking designed for bedrooms and bathrooms and praised by customers for dependable operation.
• Very easy to install with only a screwdriver required and clear instructions included.
• Modern matte black finish and steel square plate provide a clean look and sturdy mounting.
• Adjustable latch options fit most standard doors without additional parts.

Cons

• Not intended for exterior security uses; it is a privacy interior lock rather than a heavy-duty keyed exterior lock.
• The finish, while fingerprint-resistant, may show wear over long periods in high-contact areas.

Specifications

Product type	Interior privacy door knobs, 6 pack
Finish	Matte black
Latch sizes	60mm (2-3/8 in) or 70mm (2-3/4 in)
Door thickness	Fits 35 to 45 mm (1-3/8 in to 1-3/4 in)
Mounting	Steel square plate for strength
Tools required	Screwdriver only

Our Verdict

The Probrico 6-pack offers solid value for anyone replacing or standardizing interior locks across multiple rooms; it balances a modern matte black look with straightforward installation and reliable privacy function. For interior bedroom and bathroom doors within standard thickness ranges, this set is a practical, attractive choice that saves time and keeps a cohesive appearance.

Frequently Asked Questions

Do these knobs work on all interior doors?
They fit standard interior doors 35 to 45 mm thick and include adjustable latch sizes to suit common backsets.

What tools are required to install them?
Installation requires only a screwdriver and the included instructions; no extra tools are needed.

Are these suitable for exterior doors?
No. These are privacy interior knobs designed for bedrooms and bathrooms, not for exterior keyed security.