Heckler & Koch HK81001315 MR762 A4 — AR-Style 7.62 Rifle with Short Stroke Gas Piston & M-LOK (Pack of 5)
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Heckler & Koch HK81001315 MR762 A4 AR-style 7.62 rifle recorded with short-stroke gas piston, extended ambidextrous charging handle, and M-LOK handguard; package quantity listed as 5. Manufacturer: Heckler & Koch (HK USA).
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Description
Description
Product Overview
Heckler & Koch HK81001315 MR762 A4 is listed under AR Style Centerfire Rifles and Firearm categories with SKU HK81001315. Source facts include attributes: Short Stroke Gas Piston, Extended Ambidextrous Charging Handle, and M-LOK Handguard, and record a package quantity of 5.
Why This Product
Verified attributes in the record identify the rifle’s operating system (short stroke gas piston), charging-handle ergonomics (extended ambidextrous charging handle), and accessory interface (M-LOK handguard)—facts procurement teams use when specifying platforms and accessory compatibility. The pack quantity is relevant for multi-unit sourcing.
Key Verified Specifications
- Brand / Manufacturer: Heckler and Koch (HK USA) (source_fact_ids: [“product-275541:f002″,”product-275541:f006″,”product-275541:f007”])
- Product category: AR Style Centerfire Rifles; Firearm; Pistols (source_fact_ids: [“product-275541:f003″,”product-275541:f004″,”product-275541:f005”])
- Features listed: Short Stroke Gas Piston; Ext. Ambi. Charging Handle; M-LOK Handguard (source_fact_ids: [“product-275541:f009″,”product-275541:f010″,”product-275541:f011”])
- Package quantity: 5 (source_fact_ids: [“product-275541:f008″,”product-275541:f012”])
- SKU: HK81001315 (source_fact_ids: [“product-275541:f014”])
Appropriate Use Cases
- Procuring multiple AR-style rifles for a program specifying piston-driven operating systems and M-LOK accessory attachment points (source_fact_ids: [“product-275541:f009″,”product-275541:f011”]).
- Ordering rifles where an extended ambidextrous charging handle is a required ergonomic feature for users (source_fact_ids: [“product-275541:f010”]).
What Customers Should Know
- This listing is for a pack of 5 rifles—confirm whether ordering the multi-unit package matches your procurement needs and how serialization and transfer will be handled (source_fact_ids: [“product-275541:f008″,”product-275541:f012”]).
- Confirm caliber, barrel length, sighting systems, and regulatory/transfer requirements separately—these technical and legal details are not present in the source facts and must be verified with the manufacturer or seller (source_fact_ids: [“product-275541:f003″,”product-275541:f004”]).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

