45 ACP Barrels
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KAK Industry 4 Inch OE-Spec .45 ACP AR-15 Barrel
Ultra-Compact .45 ACP Firepower with KAK's 4" Barrel This 4" barrel packs a powerhouse .45 ACP punch into an incredibly compact AR pistol platform. The military-grade 41V50 chrome moly build... -
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KAK Industry 5.25 Inch OE-Spec .45 ACP AR-15 Barrel
Micro-Compact .45 ACP Power with KAK's 5.25" Barrel This 5.25" barrel transforms your AR pistol into a hard-hitting .45 ACP platform. The military-grade 41V50 chrome moly construction has a nitride... -
NEW
KAK Industry 8 Inch OE-Spec .45 ACP AR-15 Barrel
Compact .45 ACP Firepower with KAK's 8" Barrel This 8" barrel packs heavyweight .45 ACP performance into a nimble package. The military-grade 41V50 chrome moly build has a melonite finish... -
NEW
KAK Industry 16 Inch OE-Spec .45 ACP AR-15 Barrel
Unleash .45 ACP Power from Your AR Platform with KAK's 16" Barrel This contract-grade 16" barrel brings stout .45 ACP performance to your AR-15 build. The military-spec 41V50 chrome moly...
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