Peachtree Ariel Sliding Door Internal Lock - Double Locking - Discontinued and is no longer available.

Handleset Screws holes are spaced at 3-15/16 & 5-1/2 inch 
Peachtree Ariel sliding door double locking mechanism.
Overall Length 14-7/8 inches
Screw adjustable locking points spaced at 11 inches.
Handing: Left and Right, black cam on outside of lock has larger slot.
4.754.624 used with Ariel Door handle 34021002.

Installation Note:
The door has an interior skin that is held on with concealed clips
After the interior skin is removed the lock is still not readily accessible, it is housed under a plate that runs the length of the door.
The metal plate would have to be removed to gain access to mortise lock.

Replacement Options:
14073
14070 - Handle set for Sliding Patio Door
14108 - Outside pull with Key Cylinder, If outside key lock is required 5-5/8" Screw holes