Sig Sauer MCX-Spear Handgun 7.62x51 20rd Magazine 13" 5/8x24 Threaded Barrel Coyote
$3,999.99
The Sig Sauer MCX-Spear Handgun in 7.62×51 features a non-reciprocating side and rear charging handle for enhanced shooting flexibility. With a 13″ threaded barrel and 20-round magazine capacity, this model is designed for those seeking a tactical edge in home defense or competitive shooting scenarios.
5 in stock
The MCX-SPEAR the civilian version of the U.S. Army’s new XM7 rifle. The MCX-SPEAR is available in 7.62×51 and coming soon in 277 SIG Fury. The next generation has arrived. The MCX-SPEAR by SIG SAUER.
- Civilian version of the U.S. Army’s new XM7 rifle
- Available in 7.62×51
- Non-reciprocating side and rear charging handle for maximum flexibility in shooting position
- Fully ambidextrous controls including bolt catch and bolt release
- Integrated stainless steel QD mounts in the lower receiver for easy secure attachment of slings
- Coyote anodized
- Interchangeable barrel for easy caliber conversion
- 2-position adjustable gas valve for suppressed or unsuppressed use
- Includes SIG SAUER SLH and SLX suppressor-ready QD mount flash hider
- 2-Stage Match Trigger
- Ships with (1) 20 round magazine
| Weight | 10.400 lbs |
|---|---|
| Dimensions | 46.000 × 11.250 × 4.250 in |
| Manufacturer | Sig Sauer |
| Barrel Length | 13.0 |
| Capacity | 20 |
| Action | Semi-automatic |
| Finish | Coyote |
| Caliber | 7.62×51 |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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