Stern Defense SD 16.1in MOD4 MLOK .40SW Upper Receiver Assembly
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Stern Defense SD 16.1in MOD4 MLOK Upper Receiver Assembly in .40 S&W. Features a 16.1" light-weight barrel with 1-16 twist and .578x28 threads, a 15" M-LOK free-float handguard, and a mil-spec upper receiver. The assembly is machined from 7075-T6 aluminum and hard-coat anodized, with a 6061 aircraft-grade handguard and finish described as black. Includes a dust cover, forward assist, MIL-SPEC charging handle, Glock-cut BU40 bolt, and CB45 compensator break. Compatible with AR-15 platform.
Specifications
- Manufacturer:
- Stern Defense
- Category:
- upper-receiver
- Platforms:
- AR-15
- Weight:
- 15.5 oz
- Length:
- 16.1"
- UPC:
- 850001176736
- MPN:
- 015SD15INCHMOD4MLOK161INCHBARREL40SWKK
- Required Component:
- Yes
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