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Product Info for RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver
Chambered in 6 ARC, this AR-15 complete upper receiver features an exceptionally accurate 18-inch 416R stainless steel threaded barrel.![]()
Specifications for RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver:
| Manufacturer: | RISE Armament |
| Caliber: | 6mm ARC |
| Overall Length: | 26 in |
| Barrel Length: | 18 in |
| Gas System Length: | Rifle Length |
| Barrel Twist Rate: | 1-7 |
| Firearms Threads Per Inch: | 1/2x28 |
| Handguard Type: | Free-Float |
| Muzzle Device: | Thread Protector |
| Fabric/Material: | 416R Stainless Steel |
| Handguard Length: | 15.25 in |
| Gun Rail: | Picatinny |
| Gun Make: | AR Platform |
| Gun Model: | AR-15 |
| Mount Type: | Picatinny |
Features of RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver
- Barrel: 18-inch 416R stainless steel, button-rifled, air-gauged and tested; threaded
- Handguard: Free-floating skeletonized aluminum with continuous 12 o’clock Picatinny rail, MLOK slots, four threaded steel sling swivel QD inserts, a snag-free front, and patent-pending attachment lock to maintain your zero
- Charging Handle: RISE ambidextrous charging handle for right- or left-handed operation and improved ease of use with optics and gloves
- Bolt Carrier Group: Premium BCG with 9310 bolt, individually MPI tested, staked gas key, durable black nitride finish
- Receiver: Forged billet aluminum
- Warranty: Backed by RISE’s Lifetime Warranty and More-Bang-for-Your-Buck Guarantee
- Other Caliber Available: Available in 22 ARC Uppers
Package Contents:
- RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver
RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver Orderable Models
List of Orderable Models
- RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver, Rifle Length, 1-7 Twist, 1/2x28, Dark Gray, RA-6ARC-CU-GRY-18 , MPN: RA-6ARC-CU-GRY-18 , UPC: 850043415961 , Code: 2AL-URC-AR1DS-RA-6ARC-CU-GRY-18
- RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver, Rifle Length, 1-7 Twist, 1/2x28, Patriot Brown, RA-6ARC-CU-BRN-18 , MPN: RA-6ARC-CU-BRN-18 , UPC: 850043415954 , Code: 2AL-URC-AR1DS-RA-6ARC-CU-BRN-18
- RISE Armament AR-15, 6mm ARC, 18in Complete Upper Receiver, Rifle Length, 1-7 Twist, 1/2x28, Black, RA-6ARC-CU-BLK-18 , MPN: RA-6ARC-CU-BLK-18 , UPC: 850043415947 , Code: 2AL-URC-AR1DS-RA-6ARC-CU-BLK-18