• Sale
  • Regular price $1,794.99

The XO-26-S™ features an 11.5" barrel and comes in 5.56 NATO. The XO-26™ ships to 01/FFLs and it is not an AOW.  Consequently, no NFA paperwork is required!  Each XO-26 ships with a copy of the ATF approval letter signed by the Chief of the ATF Firearms Technology Branch.


Buying a complete firearm or lower from Franklin Armory® is easy, safe and legal. Federal law requires all firearms be shipped to a licensed dealer.

During the checkout process, enter the name and contact information for your FFL in the special instructions field. Please be sure to have made prior arrangements with your FFL, to include having your FFL contact us with all of their proper documentation for verification of their license.


Chambered in 5.56 NATO
Salt Bath Nitride Chamber, Bore, & Finish
11.5” Barrel with 1/7-In. Twist in 5.56 NATO
Low Profi
le Gas Block and Carbine Length Gas System
Franklin Armory™ FST™ M-Lok Handguard MFT RSG Forward Vertical Grip
TRIUMVIR™ Flash Hider
Upper Receiver:
Franklin Armory® Salus™ Proprietary Billet Upper Receiver
Machined From 7075-T6 Aluminum
Hard Coat Type III Anodized
Full Picatinny Rail
Forward Assist
Salt Bath Nitride Bolt Carrier Group
Lower Receiver:
Franklin Armory® Salus™ Proprietary Billet Lower Receiver
Machined From 7075-T6 Aluminum
Hard Coat Type III Anodized
Flared Magazine Well for Quick Magazine Changes
Bilateral Push Button QD Sling Mounts
Integral Cold Weather Trigger Guard
Serrated Memory Index Point for Shooting Finger
Textured Front Area for Offhand Grip
Specialized Tension Screw - Eliminates Upper/Lower Play
Franklin Armory™ Factory Custom™ Trigger
MFT EPG16 Grip
SBM4 Brace
Magpul Pmag P30 for 5.56 NATO
Reduced capacity magazine for the Restricted States
Anti-Tilt Follower


Additional Features:
Comprehensive Safety Manual
California Certified Cable Lock
Complimentary Lockable Case