Hook strip used with interlocking style bronze thresholds. Nailed to the bottom of the door. Nails sold separately. Measures 1" wide. 32B x 36"$6.30 . 32B X 42"$7.35 . 32B x 48"$8.40 Click Here to See Installation of Hook Strip Coppered Nails 3/4" x 17Copper plated steel nails suitable for weatherstripping. Traditionally used with spring bronze weatherstrip. 1-1/2 oz. package. Contains about 150 nails. If you nail every 1-1/2" this will fasten 18 feet 9 inches of weatherstrip. If you nail every 2" this will fasten 25 feet of weatherstrip. If you nail every 1.6" 5 packages will fasten 100 feet. 51758$1.19, 5/$4.50