Complete MR762 A4 Upper Receiver/Barrel Assembly— HK cold-hammer forged barrel, upper receiver with forward assist, extended convertible charging handle, HK Free Floating Rail System handguard
Complete MR556 Bolt Group Assembly
Tungsten Filled HK Proprietary Buffer
HK Proprietary Buffer (Action) Spring
Adjustable Gas Block
Ships in HK Soft case.
Caliber: 7.62mm NATO / .308 Win
Barrel: 13"
Finish: Black
Internal Reference:
51001919
Barcode:
642230272545
| Brand: H&K |
| Model: MR762 A4 |
| Caliber: .308 Win |
| Part Type: Upper Receivers |
| Barrel Length: 6" - 16", 13" |
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