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Product information
Overview
RRA 450B0461 450 BM MID A4 UPR HALF SS UPPER
Description
CALIBER:.450 BUSHMASTERUPPER RECEIVER:FORGED A4BARREL:16 INCH STAINLESS STEEL, 1:24 TWIST, CRYOGENICALLY TREATEDMUZZLE DEVICE:RRA OPERATOR BRAKE, 5/8-32 THREADGAS BLOCK:LOW PROFILE GAS BLOCK, MID-LENGTH GAS SYSTEMHANDGUARD:RRA 13 INCH EXTENDED LIGHTWEIGHT FREE FLOAT RAIL, M-LOK COMPATIBLEINCLUDES:BOLT CARRIER GROUP, CHARGING HANDLE ASSEMBLY AND ONE 5 ROUND MAGAZINE
Specifications
| Manufacturer | Rock River Arms |
|---|---|
| SKU | 157967 |
| UPC | 842834124138 |
| Manufacturer Part Number | 450B0461 |
| Action | .450 Bushmaster |
| Barrel Finish | Stainless Steel |
| Barrel Length | 16" |
| Caliber/Gauge | .450 Bushmaster |
| Product Type | Complete |
| Rate of Twist | 1:24" |
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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?
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Answers are general store information and are not personalized legal advice.
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