Special Size: Manual Version Tongue with Shootbolt - 39.62 inch handle height
This is the bottom half of a Multipoint lock, Gear and bottom extension

Face PlateWidth: 5/8 inch (16mm),
Special Handle Height: 39.6” (1006mm), 
Backset: 1-3/4 (45mm),
Deadbolt Throw: 1" (25.4mm)
Tongue Position: 24.41" (620mm)

Article: HLS Swing Door Multipoint Hardware Installation And Adjustment

Related 16mm Hoppe Tongue/ Shootbolt Bottom Gear Assemblies: 
8777951 - 16/45 Lower Assembly Hoppe Multipoint 1-3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 35-3/4"

8778107 - 16/45 Lower Assembly Hoppe Multipoint 1-3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36"

8778263 - 16/35 Lower Assembly/ Hoppe Multipoint 1-3/8" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36"

2406477 - 16/60 Lower Assembly/ Hoppe Multipoint 2-3/8" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36"

2107477-  16/45 Lower Assembly/ Hoppe Multipoint 1-3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36"

2406485 -  16/70 Lower Assembly/Hoppe Multipoint 2-3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36"

2516297 -16/45 Lower Assembly Hoppe Multipoint 1.3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36-1/2"

2760062 - 16/45 Lower Assembly/ Hoppe Multipoint 1.3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 36-7/8"

2339382 - 16/45 Lower Assembly/ Hoppe Multipoint 1.3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 39-5/8"

2680919 - 16/35 Lower Assembly/ Hoppe Multipoint 1.3/8" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 39-5/8"

2607957 - 16/45 Lower Assembly/ Hoppe Multipoint 1.3/4" Backset Manual Gear with Tongue/ Shootbolt Bottom Extension/ Handle Height: 54"