CompX Chicago X301 - X500 Series Lock Code List
Added To Cart!
Want it delivered Tuesday, October 20, 2026? Order by 5pm
EST
Monday, October 19, 2026
choose FedEx Overnight shipping.
My Cart
There are no items in your cart.
Spend $35+ on qualifying items to unlock FREE U.S. domestic shipping.
Orders of $35 or more of eligible items may qualify for FREE Shipping.
We provide tracking & delivery confirmations on all USPS & FedEx shipments. View Terms
Email &
Live
Chat Service
8:30 AM - 5:00 PM ET M - F
Use LiveChat & Email
(real humans)
New Products
Graphite Lubricant
Magnifying Card Light
Customer Reviews
What Our Customers Say
Honest feedback from customers who purchased from EasyKeys.
Showing 20 most recent reviews
Betty
Oct 17, 2026
“No hassle order process. ”
James
Oct 17, 2026
“Very easy to use ”
Scott
Oct 16, 2026
“Quick to order key with original code”
John
Oct 16, 2026
“Too easy
”
Antonio
Oct 16, 2026
“So simple! Easykeys makes the process of finding that lost key(s) or finding a replacement cylinder lock, super simple. If you don't have a control number just send a pic and they are spot on in recommending the proper replacement. Will keep coming back!”
Rebecca
Oct 16, 2026
“It's been a little frustrating but I'm not familiar with this stuff so it's just me I guess I'm really really glad to have found that ezkey was the only place on the planet to have the core and cylinder lock replacement for my key a like system. Now I'm just trying to put it all together and it's been hard to find what I need on the website but I don't no part # and the correct name's of these parts so that could be why. But I found what I was needing I hope this time got few extra just in case I ever have this issue with a lock on my camper again ”
Eduardo
Oct 16, 2026
“Great experience and easy shopping being customer for the first time. ”
Cavco
Oct 16, 2026
“it was easy to use ”
gurmeet
Oct 15, 2026
“fast and easy”
Michael
Oct 15, 2026
“The shipping is way too expensive. I will definitely be looking for a different vendor the next time.”
Lisa
Oct 15, 2026
“Easy to use and understand. ”
Gordon
Oct 15, 2026
“Awsome”
Lynn
Oct 15, 2026
“Very easy to use. Liked how you recommended a photo to ensure the correct keys were ordered. ”
Tina
Oct 15, 2026
“thank yu”
Christina
Oct 15, 2026
“easy to follow, missing another key I'll be touching base with you again.
”
Erick
Oct 15, 2026
“Awesome!”
Robert
Oct 15, 2026
“Glad to find this source for replacement of long ago misplaced key. The site is fairly easy to use. And you can have them check the key # you’ve submitted by adding a photo of the code.
Relieved!”
Ronald
Oct 15, 2026
“Easy and fast!”
Jim
Oct 15, 2026
“ Very Simple and Fast…!! ”
Mike
Oct 14, 2026
“Very easy to navigate website.”