Adams Rite® Expanding Header Bolt Kit - Adjustable Door Top Bolt

• Expanding top bolt
• Inactive door lock for paired doors

The CRL Adams Rite® 4085 Header Bolt (SKU AR408502) provides a secure top-of-door locking point for the inactive leaf of a pair of doors when used with the DL2110B or MS18533 Long Throw Deadlock. The bolt deploys in a scissors-like, expanding action when triggered by the pivoted MS Bolt, centering itself in the strike as it rises for reliable engagement.

This header bolt fits these door-to-cylinder height combinations:

• 84" (2.13 m) or less - 32" to 53" (813 to 1346 mm)
• 85" to 90" (2.16 to 2.29 m) - 38" to 59" (965 to 1499 mm)
• 91" to 96" (2.31 to 2.44 m) - 44" to 64" (1.11 to 1.63 m)

Designed specifically for commercial paired doors, this expanding top bolt delivers precise alignment and durable holding strength when paired with DL2110B or MS18533 deadlocks. Order now to secure the inactive leaf of your double doors with the Adams Rite 4085 Header Bolt (AR408502).