Browse IslandFab's vast selection of AR-15 upper parts to build your upper from the ground up or to upgrade your AR-15 upper. With everything from bolt carrier groups, AR-15 charging handles, muzzle accessories, rails, and much more, you are sure to find what you need at IslandFab Armory.
B.R.O. AR-15 Low Profile Gas Block - Adj..
Black Rain Ordnance
Free shipping eligible when the order reaches $200.00
$36.99
DPMS .750 Adjustable Gas Block Low Profi..
DPMS
Free shipping eligible when the order reaches $200.00
$39.99
DPMS .750" Nitride Non Adjustable Low Pr..
DPMS
Free shipping eligible when the order reaches $200.00
$19.99
DPMS DP-15 AR-15 Stripped Upper Receiver
DPMS
Free shipping eligible when the order reaches $200.00
$59.99
DPMS DR-15 AR-15 Buffer Retainer Assembl..
DPMS
Free shipping eligible when the order reaches $200.00
$2.49
GEISSELE AIRBORNE CHRG HNDL 5.56 BLK
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$100.89
GEISSELE AIRBORNE CHRG HNDL 5.56 DDC
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$115.00
Geissele Automatics Super Gas Block .75..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$76.86
Geissele Automatics 05313B Super AR-15 A..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$94.11
Geissele Automatics 05313S Super AR-15 D..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$110.49
Geissele Automatics 05476B Super AR-10 B..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$134.51
Geissele Automatics 05476S Super AR-10 ..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$117.64
Geissele Automatics 05495 Super 42 Buffe..
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$69.16
GEISSELE USASOC ABN CHRGNG HNDL BLK
Geissele Automatics
Free shipping eligible when the order reaches $200.00
$111.45
MORE CHOICES AVAILABLE
ROSCO Manufacturing - Melonite Gas Tube
Rosco Manufacturing
Free shipping eligible when the order reaches $200.00
$22.00
