Privacy Door Knob with Lock Matte Black - 8 Pack Privacy Knobs

In this review of the KNOBWELL 8 Pack Privacy Door Knob with Lock, the bottom line is simple: this set is aimed at homeowners and renters who need a quick, affordable way to add private, keyless locks to multiple interior doors. The biggest reason to buy is the combination of a true privacy function and easy installation - each knob locks from the inside with a turn button and can be opened from the outside with a coin in an emergency, making it practical for bedrooms, bathrooms and home offices.

Key Features

• Privacy Function: A push/turn button locks the knob from the inside for secure, keyless privacy while an emergency coin slot allows external access when needed.
• Material and Finish: Constructed from stainless steel with a matte black finish to resist fingerprints and modernize interior doors.
• Easy Installation: Installation requires only a screwdriver and uses an alignment post so a single person can fit the knob quickly without special tools.
• Adjustable Latch: The latch is adjustable for 2-3/8 in or 2-3/4 in backsets, making it compatible with common prepped doors.
• Reversible Design: The knob reverses to work on right- or left-handed doors and fits standard door thicknesses from 1-3/8 in to 1-3/4 in.

Who It's For

This set is best for someone fitting multiple interior doors at once - landlords, contractors finishing a room, or homeowners updating bedrooms and bathrooms who value a neat matte black look and straightforward, keyless privacy. The eight-pack format saves time and money when several doors need the same lock function.

Those who need heavy commercial-grade hardware, high security keyed locks, or perfect scratch resistance under heavy use should consider higher-end alternatives. Also, buyers who expect flawless long-term lock stability may want to test a single unit first, as some users reported occasional lock issues.

Pros & Cons

Pros

• Attractive matte black finish that updates room hardware without being flashy.
• Simple, tool-light installation that most DIYers can complete in minutes.
• Good value for an 8 pack when multiple doors need privacy function at once.
• Reversible knob and adjustable latch fit common door preparations and thicknesses.

Cons

• Some customers reported mixed build quality and occasional lock sticking, so a small failure rate may exist.
• Not a keyed deadbolt solution, so it is unsuitable where high security is required.

Specifications

Brand	KNOBWELL
Finish	Matte black
Function	Privacy lock (turn button, coin emergency access)
Material	Stainless steel
Backset	Adjustable 2-3/8 in or 2-3/4 in
Door thickness	Fits 1-3/8 in to 1-3/4 in
Pack size	8 knobs

Our Verdict

The KNOBWELL 8 pack is a practical, budget-friendly option for fitting multiple interior doors with a clean matte black, keyless privacy lock. It is ideal for residential use where ease of installation and consistent style matter, offering good value despite some reports of occasional lock instability; buyers who need commercial durability or keyed security should look elsewhere.

Frequently Asked Questions

Can these knobs be opened from the outside in an emergency?
Yes, the privacy lock includes an external coin/flat tool slot to unlock the door in emergencies.

Will these knobs fit left- and right-handed doors?
Yes, the knobs are reversible and designed to work on both right- and left-hand doors.

What door thickness and backset sizes are supported?
They fit standard door thicknesses from 1-3/8 in to 1-3/4 in and adjustable backsets for 2-3/8 in or 2-3/4 in.