| '''Rifle''' || 20 inches || Muzzle: Standard devices<br/>Bayonet compatibility: [[Interarmco AR-10 bayonet]] || [[ArmaLite AR-10]]|| '''300''' || Installs a 20 inch barrel with bayonet lug, as originally intended for the platform.
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| '''Target rifle''' || 20 inches || Muzzle: Standard devices N/A || [[ArmaLite AR-10(T)]], [[KAC M110 SASS]] || '''100''' || Installs a threaded featureless 20 inch barrel with no bayonet lug, suitable designed for building sport and target shooting. Provides identical ballistic performance to the Rifle barrel but lacks muzzle threading and a precision riflebayonet lug.
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| '''Carbine''' || 16 inches || Weight -1 tier<br/>Muzzle: Standard devices || || '''600''' || Installs a shorter 16 inch barrel, which provides a compromise between performance and weight.