9225 Steel Strike Shim for 2-3/4" T Strike Prep in Fire Door Frame Best 7KC Series Lever Locks An optional hydraulic feature that

An optional hydraulic feature that adds a third speed range to the closing cycle

This perimeter gasketing is supplied with a Silicone ("S") insert

Shock absorbing arm

and aesthetics are required while remaining cost-effective

9225 Steel Strike Shim for 2-3/4" T Strike Prep in Fire Door Frame Best 7KC Series Lever Locks An optional hydraulic feature thatNGP 9225 Steel Strike Shim, Fits 2 3 4" T Strike Plate Fits 2 3 4" T Strike Plate 1 8" Thick UL Certified Miscellaneous Fire Door Accessory for Excessive Door and Frame Clearances, Measuring up to 5 16" 90 Minute Rated UL10B and UL10C Wood or Hollow Metal Fire Doors NGP 9200 Intumescent Seal Excessive Clearance Solution is also Required Where Excessive Clearance Occurs at Jambs and Head on 20 Minute Fire Doors NGP 9400 Intumescent Seal, 9945 Steel