CRL Medium Duty 105° Hold-Open Concealed Overhead Closer 3/4" Spindle

• Interchangeable with all Jackson® style overhead concealed door closers and similar brands
• Extended 3/4" (19 mm) long spindle for use with patch fittings, glass door rails, and door rail hardware
• Available in 90° and 105° hold-open or no hold-open models
• UL listed
• Conveniently packaged with mounting clips, templates, and instructions

This CRL Overhead Concealed Closer for Patch Fittings and Door Rails (SKU: CRL9170) features a longer 3/4" (19 mm) spindle—ideal for patch hardware and glass door rail installations. The closer uses dual-action, independent adjustment valves (one for closing speed, one for latching speed) for precise control. Special retaining rings prevent valve screws from backing out of the closer body. Interchangeable with International, Jackson® and similar overhead concealed closers. Mounting clips and templates are included.

Extended Length Spindle
3/4" (19 mm) spindle provides extra reach for patch fittings and door rail hardware.

Independent Adjustment Valves
Non-critical valves allow separate adjustment of closing speed and latching speed for reliable door control.

Special Retaining Rings
Prevent adjustment valve screws from being backed out of the closer body.

Weight and Size Limitations
Door Weight: 200 lbs (91 kg)
Exterior Door Width: 42" (1.07 m)
Interior Door Width: 48" (1.22 m)
All Doors Height: 96" (2.44 m)

For reliable overhead concealed door control with extended spindle compatibility for patch fittings and glass door rails, choose CRL9170 — add to cart or contact sales for volume pricing.