Federal Arms Corp FA91 .308 Win Semi-Auto Rifle, 18 in Barrel, HK91/G3-Pattern, Roller-Delayed, U.S.-Made Receiver with Integral Top Rail
This Federal Arms Corp FA91 is a 1990s U.S.-made HK91/G3-pattern rifle built on a cast aluminum FA91 receiver marked "FEDERAL ARMS CORP / D.C. INDUSTRIES, INC., BLOOMINGTON, MN USA." It features an integral full-length top rail with transverse slots, the HK-pattern roller-delayed blowback system with a fluted chamber, and classic diopter iron sights. Chambered in .308 Win with an 18-inch barrel and 3-port muzzle brake, it accepts G3/HK91 magazines and comes with one 30-round metal magazine.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: There are scratches and blemishes present throughout the exterior surfaces. Rust and pitting are present in deposits throughout.
What's Included
- One 30-round G3/HK91-pattern metal magazine
The FA91 uses a U.S.-made cast aluminum receiver with a black textured finish and factory markings identifying Federal Arms Corp and D.C. Industries, Bloomington, MN. It incorporates an integral full-length top rail with transverse slots and a scope mount interface built into the receiver.
Its HK-pattern roller-delayed blowback action uses a fluted chamber, paired with an 18-inch barrel and 3-port muzzle brake. A forward charging handle on the cocking tube provides straightforward manipulation.
Sighting is via a hooded front post and a rotating rear diopter drum. The rifle wears a fixed black polymer stock with a 14.5-inch length of pull, a black polymer pistol grip, and a perforated stamped-metal handguard. Overall dimensions and layout are consistent with a full-size battle rifle.
This FA91 is chambered in .308 Win and accepts G3/HK91 magazines. One 30-round metal G3/HK91-pattern magazine is included to match the listed 30+1 capacity.




