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Rise Armament WATCHMANXR 6mm ARC 18-inch | RA6ARCCUBLK18

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Complete Rise Armament WATCHMANXR upper for AR-15 in 6mm ARC with an 18-inch 416R stainless steel threaded barrel, M-LOK handguard and black anodized finish. Built for precision and medium-range field use.

The Rise Armament WATCHMANXR complete upper is a factory-built AR-15 upper chambered in 6mm ARC. It is equipped with an 18-inch 416R stainless steel threaded barrel and a black anodized finish for durability. The assembly includes an M-LOK handguard and is configured as a complete upper receiver intended for precision and medium-range field applications such as target shooting and hunting.

Product Specifications

  • The manufacturer is Rise Armament.
  • The model is WATCHMANXR.
  • The manufacturer’s part number is RA6ARCCUBLK18.
  • The caliber is 6mm ARC.
  • The barrel measures 18 inches for balanced handling.
  • The barrel material is 416R stainless steel.
  • The twist rate is 1:7.
  • The handguard uses M-LOK attachment slots.
  • The finish is anodized and the overall color is black.
  • The product is supplied as a complete upper receiver.
  • The platform is AR-15.
  • The barrel is threaded.
  • The cartridge designation is 6mm ARC.
  • The product subcategory is Complete Upper Receivers.
  • The UPC is 850043415947.

This complete upper is purpose-built for accuracy-focused shooters who want a ready-to-install 6mm ARC package on an AR-15 platform. The combination of an 18-inch 416R stainless barrel, 1:7 twist, and M-LOK handguard delivers a capable, serviceable assembly for precision work and medium-range field use.

Hurry! Only 5 of these are left in stock.

SKU: RSR|RISERA-6ARC-CU-BLK-18 Category: Brand:

Product Information

SKU RSR|RISERA-6ARC-CU-BLK-18
UPC 850043415947
Manufacturer Rise Armament
Manufacturer Part Number RA-6ARC-CU-BLK-18
Action 6 ARC
Barrel Length 18"
Caliber/Gauge 6MM ARC
Length 18''
Product Type Upper
Rate of Twist 1:7"
Style Complete
UPC850043415947
ManufacturerRise Armament
Manufacturer Part NumberRA-6ARC-CU-BLK-18
Action6 ARC
Barrel Length18"
Caliber/Gauge6MM ARC
Length18''
Product TypeUpper
Rate of Twist1:7"
StyleComplete
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