Tie bar used on 24 Series Maxim Multipoint Locking Systems.

Measurements (see 3rd image):
Screw Hole to First Lock Drive Point: 9/16 inch
Lock Drive Point to Lock Drive Point: 18-5/16 inches
2nd Lock Drive Point to Tip: 3-11/16 inches
Overall Length: 22-7/8 inches
Width: 1/2 inch

Related Parts:
55660 - Maxim Multipoint Sash Lock, 1-3/8 inch projection
55657 - Maxim Multipoint Sash Lock, 1-5/8 inch projection
556076 - Adjustable Tie Bar Guide
556088 - Keeper, Right Hand
556089 - Keeper, Left Hand

Priced and sold each.