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 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.
Specifications
| SKU | UAMCX-300B-9B-LT-BLK |
|---|---|
| Model | SIG MCX-SPEAR LT |
| Barrel Extension | MCX |
| Barrel Length | 9 in [228.6 mm] |
| Barrel Profile | Medium |
| Barrel Rifling Type | Hammer Forged |
| Bolt Carrier Finish | DLC |
| Bolt Carrier Group Included | Yes |
| Caliber | 300BLK |
| 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 |
