.177 Caliber
Common airgun pellet caliber; not a firearm cartridge.
Barrels
Rifled tubes that guide the projectile
No barrels available in .177 Caliber yet.
Bolt Carrier Groups
The heart of the AR action
No bolt carrier groups available in .177 Caliber yet.
Magazines
Feed devices for ammunition
No magazines available in .177 Caliber yet.
Muzzle Devices
Flash hiders, brakes, and compensators
No muzzle devices available in .177 Caliber yet.
Ammunition
Cartridges chambered in this caliber
No ammunition available in .177 Caliber yet.