Rainier Arms RUC DI 5.56 NATO Partial Upper Receiver
AR-15 Partial Upper Receiver
In stock
Rainier Arms RUC DI 5.56 NATO Partial Upper Receiver
As low as
$480.00
Regular Price
$600.00
Introducing the RUC DI Partial Upper. Bringing the highest quality parts to the market, while offering the best value as well. This partial upper utilizes a direct impingement operating system on our new and improved Rainier Arms Select barrel. Pairing up with our Urban Combat Rail to provide shooters with a rock solid handguard that can take any abuse. Throw in your favorite charging handle and bolt carrier group and you are good to go!
Upper Build:
- Rainier Arms Select 5.56 NATO Barrel Lengths:
- 10.5"
- 14.5"
- 16"
- Rainier Arms Forged Upper Receiver
- Rainier Arms Urban Combat Rail Length:
- 10.5": 9.5"
- 14.5": 13.7"
- 16": 15"
- Rainier Arms Low Profile .750 Gas Block
- Rainier Arms FHV2 Flash Hider - Black Nitride
PLEASE NOTE: Barrel and Muzzle Device is not pinned and welded.
| SKU | RA-RUC-DI-X-PU |
|---|---|
| Product Type | AR-15 Partial Upper Receiver |
| Manufacturer | Rainier Arms, LLC |
| Gas Block Diameter | .750" |
| Color | Black |
| Caliber | 5.56 NATO |
