Franklin Armory F17-M4 CARBINE UPPER KIT Now Available

The Franklin Armory F17-M4 Upper

The Franklin Armory F17-M4 Upper

Franklin Armory F17-M4 CARBINE UPPER KIT Now Available

For those waiting for a more compact, and slightly lighter, carbine version of the popular F17 – 17WSM rifle, Franklin Armory’s new F17-M4 is now available!  Here are the full specifications as listed on the Franklin Armory website:

F17-M4™ COMPLETE UPPER ASSEMBLY SPECIFICATIONS: 
  • Chambered in 17 Winchester Super Magnum Rimfire
  • 4140 Chrome Moly
  • Salt Bath Nitride Chamber, Bore, & Finish
  • 16″ medium contour on F17-M4
  • Threaded Muzzle Crown Threaded 1/2″-28 A2 Flash Hider
  • 1/9-Inch Twist
  • Forged A4 Upper Receiver
  • 7075-T6 Aluminum
  • Hard Coat Type III Anodized Black
  • Full Picatinny Rail
  • Forward Assist
  • TML-7™ Free Float and Knurled Handguard
  • M-Lok Compatible Forward Slots
  • Custom Designed 17 WSM Bolt Carrier Group
  • Gas Piston System (A design Collaboration with Osprey Defense)

The kit will include a complete upper, an F17 series magazine, and an F17 carbine buffer.  The F17-M4 upper kit is designed to work with carbine stocks systems.  Our buffer F17 carbine buffer will work with either commercial or milspec buffer tubes, but this carbine kit is not designed to work with A2 buffer tubes (aka receiver extensions.)