Von Duprin 6400 32D

Grade 1 Electric Strike, Fail Secure (Electrically Unlocked) 12/24 VDC, 4-7/8" x 1-1/4" Faceplate, Fire Rated, For use with Cylindrical or Mortise Locks on Single Doors, Hollow Metal, Aluminum, or Wood Frame, Satin Stainless Steel Finish