Just talked with Chems and discussed the idea of having a M40A1-SD.
Here are tech specs.
Caliber: 7.62x51mm NATO
Length: 1117mm
Weight: 4.08 kg empty w/o scope; 6.57 kg complete weapon
Barrel Length: 660mm (M40); 610mm (M40A1)
Magazine Capacity: 5 rounds in detachable box magazine
Sight: Redfield 3-9X (M40); Unertl 10x with Mil-Dots and BDC (M40A1)
Stock:McMillan fiberglass (M40A1)
Max Effective Range: 800 meters