Larson Torino Handle set kit with 1-5/16 inch mortise lock 
This is the  Complete mortise hardware kit needed to install a lockset on Larson Tradewinds storm door. 

Lock Backset: 1-5/16 inch 
Color Finish:  Only available in Polished Brass 
Cylinder Type: American Version
Screw Hole Spacing: 8 inches
 
Includes:
Amercian Version Mortise lock with 1-5/16 backset
Keyed Handle set Trim with Levers
Screw pack, spindle and other accessories needed for installation 

Related Larson Storm Door Hardware:
305009 - Mortise Lock only, 7/8" backset
305011 - Keyed Handleset Trim, No Mortise Lock
305037 - Complete Hardware kit, 7/8" backset
305036 - Complete Hardware kit, 1-5/16" backset

INSTALLATION NOTE: 

The back of the key cylinder has a FLAT metal tail piece that will rotate 180 degrees.

If the thumb turn works on the inside, but the key does not work on the outside the flat tail piece is 180 degrees out of rotation.  

Remove handle set and rotate the tail piece 180 degrees and then reinstall handles.