Sig Sauer MCX-SPEAR LT 7.62x39, 16 in, Coyote Anodized, Short-Stroke Piston, Side-Folding Telescoping Stock, 28+1
This Sig Sauer MCX-SPEAR LT in 7.62x39 pairs a 16 inch cold hammer forged carbon steel barrel with a short-stroke gas piston system and a 2-position adjustable gas valve. It features fully ambidextrous controls, a full-length 1913 Picatinny top rail that runs from the receiver across the handguard (continuous), and a coyote anodized aluminum receiver set. The model was introduced in 2022 with enhancements for reliable 7.62x39 operation.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: This firearm is in great shape. There are minor and superficial scratches and blemishes present.
What's Included
- 1x 28-round 7.62x39 AR-pattern steel magazine (brand not specified)
The MCX-SPEAR LT uses a semi-automatic, short-stroke gas piston system with a 2-position adjustable gas valve for suppressed or unsuppressed settings. Controls are fully ambidextrous, including the safety selector and bolt catch/release, and the platform includes an ejection-port dust cover and case deflector with no forward assist.
Its 16 inch cold hammer forged carbon steel barrel is threaded and fitted with a three-prong flash hider. The 1:9.5 twist rate is configured for the 7.62x39 cartridge, and the bore condition is excellent.
The rifle is equipped with a side-folding, telescoping SIG SAUER-branded skeleton stock with a 12.25 inch length of pull, plus an AR-style rear charging handle and a curved trigger. Capacity is 28+1, and one 28-round magazine is included.
An aluminum free-float M-LOK handguard includes a continuous 1913 Picatinny top rail for mounting accessories that aligns with the receiver rail. The aluminum receivers wear a coyote anodized finish, and the rifle is made in the USA.

