MCX SPEAR LT 9 - 300 BLACKOUT UPPER CONVERSION KIT | 9" UPPER

MCX-SPEAR LT 9" UPPER AR CONVERSION KIT 300BLK-BLACK

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

Availability:

In Stock
Price $1,699.99
Restricted in some areas
Details
Reviews
Details

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 9" 300BLK 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. 

Specification

SKU UAMCX-300B-9B-LT-BLK
Model SIG MCX-SPEAR LT
Barrel Extension MCX
Barrel Length (In) 9.0
Barrel Profile Medium
Barrel Rifling Type Hammer Forged
Bolt Carrier Finish DLC
Bolt Carrier Group Included Yes
Caliber 300 BLK
Chrome Lined Barrel No
Charging Handle Included Yes
Color Black
Forward Assist Yes
Free Floated Handguard Yes
Handguard Length (in.) 7.94
Handguard Inside Diameter 1.48-in
Handguard Material Aluminum
Muzzle Device 3-Prong/SIG Suppressor QD
Muzzle Thread Pitch 5/8-24
Operating System Gas Piston
Overall Length 17.5-in
Weight 3lb, 14.7oz
Receiver Finish Black Anodized
Twist Rate 1:5
Reviews
Compare Products
Items
Launch Compare

Zip Code Verification

Some states have legal restrictions for the purchase of items so we need to ask for your location.

Age Verification

Some products have purchase restrictions for those under the age of 21, please verify your age.