ARMSLIST - For Sale: SIG SAUER M400-Sentry 16" ROMEO5 | FOXTROT 223 Rem

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For Sale: SIG SAUER M400-Sentry 16" ROMEO5 | FOXTROT 223 Rem | 5.56 NATO

$ 1,749

Listed In: Handguns

The M400-SENTRY offers a ready-to-go solution for the most discerning shooters, combining the proven capabilities of the M400-SDI X platform with the multi-purpose functionality of the ROMEO5 GENII red dot, FOXTROT-MSR Full Size Light and a vertical foregrip. This combination of standardized features makes the M400-SENTRY an out-of-the-box solution for home/personal defense, advanced training or recreational shooting.

MANUFACTURER: SIG SAUER
FAMILY: SIGM400 Series
MODEL: M400-Sentry
TYPE: Rifle
ITEM GROUP: AR Style Centerfire Rifles
ACTION: Semi-Auto
CALIBER/GAUGE: 223 Rem | 5.56 NATO
FINISH: FNC
FINISH TYPE: Applied Finish
STOCK: Collapsible / Folding Stock
STOCK/GRIPS: Magpul MOE-SL Stock

BARREL: 16"
OVERALL LENGTH: 36.5"
RATE-OF-TWIST: 1-in-7"
CAPACITY: 30 + 1
# OF MAGAZINES: 1
MAG DESCRIPTION: 30 rd.
SIGHTS: None
SIGHT TYPE: None
THREAD PATTERN: 1/2x28
SPECIAL FEATURE: Threaded Barrel

WEIGHT: 8 lbs.
SHIPPING WEIGHT: 10.5 lbs.
ADDL INFO: Romeo5 Gen II Compact Sight
ADDL INFO: Foxtrot-MSR Full Size
ADDL INFO: 2-Stage Match Trigger
MFG MODEL NO: RM400-SDI-16B-R5FX
UPC: 798681716128

CLOSED UNTIL TUESDAY MAY 6th, 2025. S&S Wholesale Arms is an office based FFL and ALL in PERSON SALES are by APPT Only. Call or email if you have any questions. Call this office # to make an appt 702-987-5959.
Or text 702-540-0485

You can call, email us thru the "contact seller" button or email directly at : [email protected]

Click on "Armslist Store" above to check out all our listings.

We ship guns & suppressors regularly. Our standard shipping charge is $25 to $55. There are exceptions but that is the normally the case. Orders that are being shipped will be taken over the phone. Call to place an order. Normally we use USPS priority mail for handguns and FedEx ground for long guns.

Items Have Both A Cash & Non-Cash Price. Prices listed is for Cash purchase
Pin Debit cards add $3 debit card convenience fee. Credit Card 3% convenience processing fee.

YOU CANNOT SMELL OF MARIJUANA IF YOU WANT TO COME TO OUR BUSINESS. IF YOU SMELL OF MARIJUANA YOU WILL BE ASKED TO LEAVE.

S&S Wholesale Arms
10120 S. Eastern Ave., Ste. #246
Henderson, NV 89052
(702) 987-5959
Text: 702-540-0485

[email protected]

Hours of Operation:
Our hours vary but normally we are:
Monday - Friday
ALL IN PERSON SALES ARE BY APPT ONLY.
Closed most Saturdays. Closed Sun but we do answer phones/return calls over the weekends to setup appts and take out of state sales.

Price does not include any applicable taxes or a $25 background check fee, which is waived if you have a current Nevada CCW.

Product photo may not represent the complete detail of the item being purchased. Please verify the product based on the model #, UPC #, description and specifications.