Changes
| '''Precision''' || 24 inches || Weight +1 tier<br/>Muzzle: Standard devices || || '''600''' || Installs an extra-long 24 inch barrel, designed for precision shooting.
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| '''Rifle''' || 20 inches || Muzzle: Standard devices<br/>Bayonet compatibility: [[Interarmco AR-10 bayonet]] || [[ArmaLite AR-10]], [[KAC M110 SASS]]|| '''300''' || Installs a 20 inch barrel with bayonet lug, as originally intended for the platform.
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| '''Target rifle''' || 20 inches || Muzzle: N/A || [[ArmaLite AR-10(T)]], [[KAC M110 SASS]] || '''100''' || Installs a featureless 20 inch barrel designed for sport and target shooting. Provides identical ballistic performance to the Rifle barrel but lacks muzzle threading and a bayonet 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.
