Rockwood 580-8-US3 is a 8" Surface Bolt and comes in 605 Polished Brass Finish The 580-8 Is a Surface Mounted Commercial Slide Bolt Which Is UL listed for use on inactive leaf of a pair of 3-hour labeled fire doors. Includes a universal top strike and a mortise bottom strike.

Size: Bolt Throw: 1 1/8"
Bolt Material: 1/4" x 3/4"
Bolt Length: 8"
Fasteners: 8 ea. #10 x 1 1/4" Flat Head Sheet Metal Screws, 8 ea. #10-24 x 1" Flat Head Machine Screws
ANSI A156.16: L04161