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The CRL DRX™ Modular Door Rail System is now available in a convenient kit—everything you need to install a complete door rail, all in one box. Designed for speed and flexibility, DRX™ Kits reduce lead times, eliminate minimum order requirements, and simplify the way you build entrances.

This patented modular system reimagines the traditional door rail, giving you greater control over how and when installations happen. Two compact DRX™ rail bodies secure directly to the glass, regardless of panel width, while side covers and end caps can be added during or after installation for ultimate jobsite flexibility.

Pair it with our new Modular Header System for a complete, field-customizable entrance solution.

The DRX™ Door Rail Kit: Complete, Stocked, and Installation-Ready.

It’s no longer necessary to wait on custom door rails or to order them in bulk. Each DRX Kit includes everything needed to assemble one door rail of any length below 48", and for 3/8" to 3/4" glass. The kits simplify ordering and stocking so door rails are readily available when needed.

Kit Includes:

  • Two (2) 10-1/2" DRX™ Rail Bodies
  • One (1) Adjustable Slide Block
  • One (1) 8' Gasket
  • Two (2) End Caps
  • Two (2) 48" Side Covers - Cut to Desired Length
  • (CRL777S) Lock Option Available


Kits available in: Satin Anodized, Black Bronze Anodized, Matte Black Powder Coat, & Brushed Stainless Steel Cladding





Individual Components

The CRL DRX™ Modular Door Rail System uses independent component parts that provide flexibility when ordering and installing door rails. Door rail bodies can be moved along the glass to accommodate standard or custom lengths.

  1. Door Rail Bodies (10-1/2" wide)
  2. Adjustable Slide Block
  3. Side Covers (cut to length)
  4. Gaskets
  5. End Caps

Available Finishes:

Satin Anodized, Black Bronze Anodized, Black (Semi-Gloss), Matte Black Powder Coat, Brushed & Polished Stainless Steel Cladding, Satin & Polished Brass Cladding




Features & Benefits

Because of its modular approach, the DRX™ system offers multiple advantages to glass temperers and glazing installers alike, from streamlined production schedules to faster lead times on custom door rails.

  • Allows +/- 2 degrees of angle adjustment for precise alignment
  • Rail bodies come prepped for floor locks and Blumcraft® panic handles
  • 3/16" (5 mm) of side-to-side adjustment in either direction
  • Side Covers can be slid on and off without removing the door from the pivot

Performance & Specifications

The CRL DRX™ Modular Door Rail System utilizes a proprietary Jaw-Lock mechanism that delivers superior glass clamping strength, able to withstand a pull force test of up to 1300 pounds. Side Covers are also 3/16" thick to effectively resist denting from impact.

  • Tested to 500,000 cycles
  • Durable aluminum 6061-T6 construction
  • Rail bodies can be used as patch fittings
  • Compatible with floor locks and Blumcraft® panic handles
  • 4" square and 4" tapered side covers available
  • End Caps feature glass protectors
  • For 3/8" to 3/4" monolithic or laminated tempered glass

Pairs Well With:
The Modular Header System

Complete your entrance solution with the new CRL Modular Header System—designed to work seamlessly with DRX™ Kits. This field-customizable header is now customer-drillable using a precision jig, giving you more flexibility and control on the jobsite. With our new splice connector, joining two profiles for a double-door configuration is easier than ever.

Jobsite Benefits:

  • Drill and prep on-site with included jig
  • Splice two headers for wider, double-door openings
  • Designed to pair perfectly with DRX™ Doors
  • Sleek, modern profile available in multiple finishes