Royal United


Royal Wire Products is the U.S. leader in Wire Cage Production. With three strategically located manufacturing plants, 50+ years of serving the U.S. OEM market and more capacity than all U.S. competitors combined, Royal Wire sets the industry standard for quality and service.

Royal Twist-Lok™ Joint Assembly
U.S. Patent No. 8,491,688 B2

"Someday, All Systems Will Join This Easily"

Royal Lok-System Technology:

  • Installs in seconds
  • Ensures accurate cage alignment
  • Connects securely every time
  • Reduces worker fatigue
  • May extend filter bag life
Twist-Lok™ Joint Traditional Cage Joint Traditional Cage Joint


Royal Twist-Lok™
connects round filter cages in seconds, with no tools. Just place sections end-to-end, and twist counter clockwise to lock in place.

Best Option
Split-ring connection: On top section slide the spacer away from the connecting end, then squeeze the end ring until it rests in the mating groove on the bottom section end ring. Slide the spacer down.

Finger-style connection: Traditional method for joining multi-section cages. Align one section atop the other and snap the two together with firm hand pressure or locking pliers.

Available in corrosion-resistant materials

Royal Wire filter cages are available in mild steel, pre-galvanized steel, epoxy painted or stainless steel. If designing for a severe corrosion-prone environment, our Lok-System™ products are also available with dissimilar metals at the connecting point.

Click here for Royal Lok System Brochure

Our goal – to be the easiest company your staff will ever work with!

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Royal United  ▪  600 Airport Road  ▪  Winchester, VA 22602-4504
(P) 540.662.9119  ▪  (F) 540.662.4747  ▪ 

© 2010 Royal United, Inc. All rights reserved. 

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