ABH - 1034 - Heavy Duty - Concealed Mount Overhead Door Friction - Satin Stainless Steel - 40" SEC-E9 Firmware is field upgradeable

Firmware is field upgradeable

RR012 is used for the activation

Product Dimensions (Diameter x height x plug): 2

This is a practice lock holder for training with Original Lishi tools

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ABH - 1034 - Heavy Duty - Concealed Mount Overhead Door Friction - Satin Stainless Steel - 40" SEC-E9 Firmware is field upgradeableOverhead holders and stops are used to prevent unnecessary damage to the door, frame, wall and other door hardware by limiting the degree of door swing. They are installed at the top of a door opening; therefore, out of the general reach and not a tripping hazard. Whether for commercial or residential application, the use of overhead holders and stops extends the life of the opening and other hardware. Friction Most commonly used on doors without