Sig Sauer MCX-SPEAR LT 11.5 UPPER AR CONVERSION KIT 5.56 NATO-BLACK - $1399.99 w/code "556UPPER"

Description

Upgrade any M4/AR15 into an MCX-SPEAR LT.

The MCX SPEAR LT developed for the SF community is the most advanced platform of its kind. Convert any M4/AR15 platform into a modernized folding firearm with superior reliability, durability, and accuracy.

Features:

Adapts with any M4/AR15 Spec Lower Assembly
Dual Rod Recoil Assembly Eliminates Buffer System
M4 Adapter allows for Pic Rail Folding Stock Capabilities
Adjustable Gas System for Suppressor Optimization
Quick Change Barrel Design allows to easily swap calibers and barrel lengths
Gas Piston Design Reduces Part Exposure to Carbon Fouling
Designed to go 20k rounds before any part replacements
SLX/SLH Next Gen Suppressor Designed QD Flash Hider for Clutch-Lok Adaptability
Ambidextrous Charging Handle with Gas Deflector
Replaceable parts (Cam Path Follower, Feed Ramp, Forward Assist/Deflector, Charging Handle Locking Pins) allow for longer receiver life over standard AR designs.
Tapered Bolt Design Functions More Reliably and Lasts Longer than standard Square Lug M4 Bolt Designs.
Nitride Coated Cold Hammer Forged Barrel for optimal accuracy and barrel life
Included items:

Complete 11.5" 5.56 NATO upper assembly includes our removable 3-prong flash-hider ready to accept our SLH & SLX suppressor systems.
Receiver extension delete stock adapter so you may mount any folding or static stock or brace that uses a vertical 1913 rail system.
Thread pitch 1/2x28

Specification
Model SIG MCX-SPEAR LT
Barrel Extension MCX
Barrel Length 11.5 in
Barrel Profile Medium
Barrel Rifling Type Hammer Forged
Bolt Carrier Finish DLC
Bolt Carrier Group Included Yes
Caliber 5.56 NATO
Chrome Lined Barrel Yes
Charging Handle Included Yes
Color Black
Forward Assist Yes
Free Floated Handguard Yes
Handguard Length 10.23-in
Handguard Inside Diameter 1.48-in
Handguard Material Aluminum
Muzzle Device 3-Prong/SIG Suppressor QD
Muzzle Thread Pitch 1/2-28
Operating System Gas Piston
Overall Length 19-75-in
Weight 4lb, 7oz
Receiver Finish Black Anodized
Twist Rate 1:7