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SIG Sauer MCX Spear vs Zastava M77 B1
Side-by-side technical comparison
SIG Sauer MCX Spear
RiflesIn production
Zastava M77 B1
RiflesIn production
Overview
Spec
SIG Sauer MCX Spear
Zastava M77 B1
Production
2022–present
1977–present
Units produced
Unknown
Unknown
Specifications
Spec
SIG Sauer MCX Spear
Zastava M77 B1
Overall length
864 mm (stock collapsed)
1035 mm
Barrel length
330 mm
500 mm
Weight
3.8 kg
4.3 kg
Magazine capacity
20 rounds
20 rounds
Action type
Gas-operated, short-stroke piston
Long-stroke gas piston
Trigger type
Single stage
Single stage
Sights
Integrated optics (Vortex XM157)
Adjustable iron sights
Calibers
SIG Sauer MCX Spear
Zastava M77 B1