About Us

Roper Lock Box, LLC has been manufacturing lock boxes and supplying products to the real estate industry for over 35 years. Our products are used by real estate agents & boards, REO field services contractors, municipalities, school systems, property managers and other professionals in a wide range of applications. 

Roper Lock, Lock Solid Since 1975.


Sliding Door Track Locks - Double Thumbscrew

This double thumb screw from Roper is constructed from heavy-duty extruded aluminum, It utilizes a double thumbscrew design for added gripping power to mount onto your window track, or sliding door, and help securely lock your sliding windows or sliding doors in a closed or ventilating position. This lock requires no tools for installation. Use these to prevent a window or sliding door from being forced open from the outside etc... Easy to attach - just place the slider lock on the upper or lower track of any sliding window or door. (Use 2 per window or door: one on top, one on the bottom for best efficiency). Inner vinyl lining prevents scratching damage. These slider locks are perfect for patio doors, sliding glass doors, sliding windows, retractable screen doors, or sliding storm windows. 2 inch wide.

 

Other Products

Below you will find some of our other products. Click on the image and it will redirect you to the listing.


We accept payment by any of the following methods:

  • Paypal
  • Mastercard
  • Visa
  • Discover
  • American Express

We offer FREE shipping on all of our eBay products. Orders submitted by 3:00 PM (EST) Eastern Standard Time will ship same day.

All products are inspected before shipping. 30 day money back guaranteed.

Message us on eBay for any questions or business inquiries.