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Product information
Overview
RRA CMPLT MID A4 UPR 450BM 16" 5RD
Description
Rock River Arms A4 mid-length upper comes chambered in .450 Bushmaster with a 16" chrome moly 1/24 twist barrel. Additionally this upper includes a RRA 13" M-Lok compatible lightweight free float rail and a RRA Operator Brake (5/8-32 thread). This is a complete upper with bolt carrier group, charging handle assembly and a 5 round magazine.
Specifications
| Manufacturer | Rock River Arms |
|---|---|
| Model | Tactical Carbine |
| SKU | RRA450B0592 |
| UPC | 842834125548 |
| Manufacturer Part Number | 450B0592 |
| Barrel Length | 16" |
| Caliber/Gauge | .450 Bushmaster |
| Capacity | 5 |
| Color | Black |
| Product Type | Upper |
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Questions & answers
How will this item ship?
Eligible non-firearm items may ship to an address that meets shipping rules, or you can choose local pickup at STX Bullseye when available. Restrictions can apply by product and destination.
Does this require an FFL transfer?
This listing does not require an FFL transfer. Firearm receivers and other regulated items are labeled separately when FFL transfer is required.
What if I have compatibility questions?
Contact STX Bullseye before purchase if you need help confirming fitment, caliber, or mount compatibility. Staff can review the listing details with you.
How do I contact STX Bullseye?
Call (956) 314-0879 or visit the Contact page. Store hours and location details are listed on Contact and About.
Answers are general store information and are not personalized legal advice.
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