Rise Armament RA-1121XR 308 Win 20 Inch Rifle FDE
User Ratings
No ratings yet
Be the first to review this product
Rise Armament RA-1121XR is a complete AR-pattern rifle chambered in .308 Win. Features a 20-inch 416R stainless barrel with 1:11.25 twist, a free-floating 15-inch M-LOK billet handguard with a Picatinny upper rail, RA-535 Advanced-Performance Trigger (3.5 lb pull), precision-machined 7075 aluminum billet receivers, a premium bolt carrier group with nitride finish, and a stainless RA-701 compensator. Ambidextrous safety, Cerakote finish, Magpul PRS adjustable stock, and a 10-round magazine complete the setup. Weight approximately 9 lbs 8 oz.
Specifications
- Manufacturer:
- Rise Armament
- Category:
- lower-receiver
- Caliber:
- .308 Winchester
- Platforms:
- AR-10
- Interfaces:
- AR-15 barrel nut patternMagpul M-LOKMIL-STD-1913
- Weight:
- 152 oz (9.50 lbs)
- Length:
- 20.0"
- UPC:
- 851046006743
- MPN:
- RA-1121-2FDE-308
- Required Component:
- Yes
- Complete Firearm:
- Yes
Parts Cabinet
Track parts you own or plan to buy.
Where to Buy
Sponsored
MantisX
The smart way to train your AR build
Built your rifle — now train it. BlackBeardX installs in minutes and turns your AR into a full dry fire system with smart feedback on every pull.
Shop BlackBeardXPrice History
Current
$2,757.00
Lowest
$2,655.00
Highest
$2,757.00
Price Alert
Sign in to save a target price and receive an email when this component drops.
Sign In to Set AlertWhat's Included in this Bundle
Similar Products
Griffin Armament MK2 Ambi Stripped AR-15 Lower Receiver - Ambidextrous Controls - Flared Magwell - Anodized Black - MK2AL
Griffin Armament
$189.99
Aero Precision Inc M4E1 223/5.56mm AR-15 Stripped Lower Receiver
Aero Precision
$108.50
Geissele Automatics Super Duty Stripped AR-15 Lower Receiver - Desert Dirt
Geissele Automatics
$200.00
AERO PRECISION AR-15 Gen 2 Stripped Lower Receiver - Matte Black
Aero Precision
$89.99
LMT MARS-L Ambidextrous AR-15 Stripped Lower Receiver
LMT
$342.00
PSA AR-15 "Stealth" Stripped Lower Receiver
Palmetto State Armory
$69.99
PSA AR-15 Lower Safe/Fire - 1728
Palmetto State Armory
$64.99
PSA AR-15 M4 Carbine Stripped Lower Receiver
Palmetto State Armory
$79.99
Builds Using This Part
No builds yet — be the first to use this part.
Related Guides
Guide
AR-10 Receiver Patterns: DPMS vs. Armalite Compatibility
The AR-10 has two incompatible receiver patterns — DPMS and Armalite — that look similar but do not share parts. This guide explains the differences and how to buy correctly.
6 min read
Guide
The AR-10 Platform: What It Is and How It Differs from the AR-15
A practical overview of the AR-10 — its origins, how it differs from the AR-15, available calibers, and when it makes more sense than a standard AR-15 build.
6 min read
Guide
AR-15 Components: A Complete Reference Guide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read