

Sig Sauer WPMCX-556N-9B-LT MCX Rattler LT 223/5.56 9" Black Pistol
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Sig Sauer | WPMCX-556N-9B-LT | MPN: WPMCX-556N-9B-LT | UPC: 798681682188 | Black | .223 Rem / 5.56 NATO | Semi-Auto | 9" Barrel | 30+1 | 17.1" OAL | 5.8 lbs
Cold hammer-forged barrel. SIG QD SR flash hider. Fully ambidextrous controls. Optic-ready.
Specifications:
- Brand: Sig Sauer
- Model: WPMCX-556N-9B-LT
- MPN: WPMCX-556N-9B-LT
- UPC: 798681682188
- Category: Semi Auto Rifles
- Product Type: Firearm
- Caliber: .223 Rem | 5.56 NATO
- Action: Semi-Auto
- Barrel Length: 9"
- Barrel Type: Cold Hammer-Forged
- Twist Rate: 1-in-7"
- Barrel Threaded: Yes
- Overall Length: 17.1"
- Weight: 5.8 lbs.
- Capacity: 30 + 1
- Finish: Black
- Color: Black
- Frame Material: Aluminum
- Grips: Aluminum Frame
- Magazine Type: 1 × 30 rd. Magazine
- Sights: Optic Ready
- Flash Hider: SIG QD SR
- Controls: Fully Ambidextrous
- Hand: Ambi
Technical Specifications
| Caliber | 223 Rem | 5.56 NATO |
|---|---|
| Capacity | 30 |
| Barrel Length | 9.00" |
| Action Type | Semi-Auto |
| Finish | Black |
| Overall Length | 17.10" |
| Sights | Optic Ready |
| Safety | Ambidextrous Safety Selector |
| Twist Rate | 1-in-7 |
| Manufacturer | Sig Sauer |
| Model | WPMCX-556N-9B-LT |
| SKU | B976252 |
| UPC | 798681682188 |
| Weight | 5.8 lbs. |
| Magazines Included | 1 30 rd. Magazine |
| Availability | In Stock |
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Shipping & Returns
Ships to your local FFL
This firearm ships to a licensed dealer (FFL) near you for pickup, not to your home. You'll choose your FFL during checkout, and if you don't have one in mind, we'll help you find a nearby dealer. You complete the background check and pick it up there.
Shipping Information
- Firearms ship via FedEx or UPS with signature required
- Tracking information provided for all orders
- Shipping costs calculated at checkout based on weight and destination
Return Policy
- Firearms must be returned unfired and in original packaging within 3 days of FFL transfer
- 15% restocking fee applies to all firearm returns
- Contact us for return authorization before shipping items back
- Original shipping costs are non-refundable
Questions?
Contact us at 443-370-5170 or submit a question for assistance with shipping or returns.






