Skip to content

Search

Menu

Access Control
Door Hardware
Key Blanks & Accessories
Padlocks
Tools & Accessories

Expert Support

Free shipping over $250
Free Expert Support
Easy Returns
Most Orders Ship Same Day

Home
Knob Locks

Knob Locks

Sort by

Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Compare

View as List Grid

Compare

Marks USA 110F/32D-E4 Grade 2 Round Knob Lock, Storeroom, 2-3/4", SC1, Satin Stainless Steel

Sale price $87.98 USD Regular price $175.96

View details
Compare

Marks USA 110AB/32D-D2-E4 Grade 2 Round Knob Lock, Entry, 2-3/4", SC1, Satin Stainless Steel - 2-1/4" Thick Door

Sale price $111.98 USD Regular price $223.96

View details
Compare

Marks USA 110F/3-D2-E4 Grade 2 Round Knob Lock, Storeroom, 2-3/4", SC1, Polished Brass - 2-1/4" Thick Door

Sale price $127.68 USD Regular price $255.36

View details
Compare

Arrow Lock RK12-BD-03-R60-R70-KD-CS Grade 2 Ball Knob Lock, Storeroom, Polished Brass, SC1, 2-3/8"

Sale price $38.18 USD Regular price $84.00

View details
Compare

Marks USA 110DC/32D-E4 Grade 2 Round Knob Lock, Communicating, 2-3/4", SC1, Satin Stainless Steel

Sale price $98.97 USD Regular price $197.94

View details
Compare

Marks USA 110AB/32D-E4 Grade 2 Round Knob Lock, Entry, 2-3/4", SC1, Satin Stainless Steel

(1)

Sale price $87.98 USD Regular price $175.96

View details
Compare
Master Lock BCO0107KA4S Grade 3, Bisquit Knob Entry, SC1, Matte Black

Sale price $24.78 USD Regular price $44.93

View details
Compare
Master Lock BCO0107KA4 Grade 3, Bisquit Knob Entry, KW1, Matte Black

Sale price $24.78 USD Regular price $44.93

View details
Compare

Arrow Lock RK01-BD-03-R60-R72 Grade 2 Ball Knob Lock, Passage, Polished Brass, 2-3/8"

Sale price $34.12 USD Regular price $75.08

View details
Compare

Arrow Lock RK01-BD-03-R60-R73 Grade 2 Ball Knob Lock, Passage, Polished Brass, 2-3/4"

Sale price $34.12 USD Regular price $75.08

View details
Compare

Arrow Lock RK01-BD-32D-R60-R72 Grade 2 Ball Knob Lock, Passage, Satin Stainless Steel, 2-3/8"

Sale price $34.12 USD Regular price $75.08

View details
Compare

Arrow Lock RK01-BD-32D-R60-R73 Grade 2 Ball Knob Lock, Passage, Satin Stainless Steel, 2-3/4"

Sale price $34.12 USD Regular price $75.08

View details
Compare

Arrow Lock RK02-BD-03-R60-R72 Grade 2 Ball Knob Lock, Privacy, Polished Brass, 2-3/8"

Sale price $34.62 USD Regular price $76.15

View details
Compare

Arrow Lock RK02-BD-03-R60-R73 Grade 2 Ball Knob Lock, Privacy, Polished Brass, 2-3/4"

Sale price $34.62 USD Regular price $76.15

View details
Compare

Arrow Lock RK02-BD-32D-R60-R72 Grade 2 Ball Knob Lock, Privacy, Satin Stainless Steel, 2-3/8"

Sale price $34.62 USD Regular price $76.15

View details
Compare

Arrow Lock RK02-BD-32D-R60-R73 Grade 2 Ball Knob Lock, Privacy, Satin Stainless Steel, 2-3/4"

Sale price $34.62 USD Regular price $76.15

View details

Showing 16 of 75

Your cart

Your cart is empty

Subtotal:$0.00 USD

Loading...

Women-Owned Small Business

Security Supply Direct is a certified Women-Owned Small Business (WOSB), committed to excellence, reliability, and supporting diversity in the security industry.

Trusted Nationwide by Professionals

CAGE Code# 9L3D2

Shop

About Us
Our Story
My Account
Contact Us

Customer Service

Order Status
Shipping
Returns
Privacy

Newsletter

Sign up for exclusive offers, original stories, events and more.

Email

Payment methods accepted

© 2026 Security Supply Direct.

Compare /5

Loading...

Loading...

Choose options

Item added to your cart.

View cart