SM1850 Storefront Lock – Keyless MS1850S Replacement

SM1850 Storefront Lock – MS1850 Replacement

Silver / 1-1/8" / Hookbolt

$199.90

$199.90 $229.00

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SM1850 Storefront Lock – MS1850 Replacement

$199.90

$199.90 $229.00

Why SM1850?

Patented Twist-to-Lock Keyless Technology — No key. No code. Just a simple, secure twist. You're in control, always.
Absolute Owner Control — Only you decide who gets in. No shared codes, no lost keys, no compromises.
Drill-Free DIY Replacement — Designed as a seamless replacement for the Adams Rite MS1850S. No special tools, no contractor needed. Install it yourself in minutes.
100% Reliability — Built for the demands of commercial environments. Whether it's a boutique, office, or retail storefront, this lock performs day in and day out.

Color Silver Black

Backset 1-1/8" 1-1/2" 31/32"

Bolt Hookbolt Deadbolt

🚚Fast CA Shipping

Fast and reliable shipping from our California warehouse. Get your smart lock in days, not weeks.

🏪In-Store Pickup

Visit our physical store to pick up your lock directly at your convenience.

🛡️3-Year Warranty

3‑Year Warranty – If anything goes wrong, we’ll replace or repair it. Enjoy peace of mind.

EASILOK SK1850 is a 100% direct replacement for the Adams Rite MS1850S storefront lock.

EASILOK SK1850 is a 100% direct replacement for the Adams Rite MS1850S storefront lock.

What You Need to Know

No drilling. No door modification. No professional locksmith required.
If your current lock is an Adams Rite MS1850S (or compatible), the SK1850 fits perfectly using your door's existing holes.

🔧 Compatibility – Does This Lock Fit Your Door?

✅ Exact 1:1 Fit with Adams Rite MS1850S

Every dimension matches the industry standard – no modifications needed.

Mortise size

✓ Identical

Hookbolt & Deadbolt

✓ Same type and throw

Bore hole & screw holes

✓ Same positions

Faceplate & strike

✓ Same dimensions

Backset options

✓ Supported:

31/32" 1-1/8" 1-1/2"

Indicator hole

✓ Same location

How to Measure Your Backset

The backset is the distance from the door edge to the center of the cylinder hole.

How to replace a smart keyless storefront door lock?

Designed for DIY – Easier Than You Think

Installation Guide – Step by Step

Unlike traditional storefront locks with dozens of small parts, EASILOK simplifies the mechanism. Install it yourself in 15 minutes with just a screwdriver.

How to Remove Your Old Adams Rite Lock

Special case – C-Clip / Circlip:
Some Adams Rite locks have a retaining clip on the collar. The video above shows how to remove it properly.

Perfect for Leased Spaces

No drilling means no damage to your door. When you move out, simply reinstall the original lock and take your EASILOK with you. Your security deposit stays safe.