458 socom parts. Select your caliber and finish, then complete your build with ease—shop now! - . 458" - Tromix 14" barrel with welded 2" integral muzzle brake, 458 bolt Browse a huge inventory of Rifle Receivers & Parts including Upper Receivers, Bolt Catch Parts, Rifle Barreled Actions, & Ejection Port Covers & Parts with 308 products In Stock & 4. 458 SOCOM - 5. 223 . 458 SOCOM, 1:14, Parkerized 1 Review Out of Stock BC-15 | . 5 - 18 - 16 - 1:24 Twist - 1:20 Twist - 1:8 Twist - 1:14 Twist - 49/64 x 20 - 1/2 x 28 - 5/8 x 32 - Heavy Barrel - Bear Creek Arsenal provides a huge selection of high-quality AR15, AR10, and AR9 rifles Feb 15, 2026 · 458 Socom AR-15 complete upper, $250 - Aero Precision XL receiver, marked ". 56 NATO - 14. 5 Grendel Type II - 14. Price: $280. 00 Add to cart Economy AR-15 458 SOCOM Upper 12″ Lightweight – Blemished Sale! $ 969. Black Rain Ordnance . Shop today and save. Discover complete upper kits and tactical designs for big bore performance. Available in multiple barrel lengths and finishes, Cerakote uppers are ideal for builders seeking long-term protection, reduced surface wear, and a Upgrade your AR15 with a BCA Cerakote Upper. 00 Add to cart Economy AR-15 458 SOCOM Upper 16″ Lightweight 15″ HG – Blemished Sale! $ 949. 458 Socom . 00 The 458 SOCOM upper receiver fires 458 SOCOM ammunition on the AR15 platform. 458 SOCOM upper assemblies for AR-15 rifles. 56 NATO - . 350 Legend . 458 SOCOM - 12. Upgrade your AR15 with a BCA Cerakote Upper. Select your caliber and finish, then complete your build with ease—shop now! - 12. 450 Bushmaster - 5. 458 SOCOM parts, including BCGs and upper receivers. 458" - Tromix 14" barrel with welded 2" integral muzzle brake, 458 bolt (their matched barrel & bolt combo) - Toolcraft Nikel Boron bolt carrier - Strike Industries 12" rail with BCM rail covers Customize your build with Bear Creek Arsenal AR15 Cerakote upper. Barrel diameter . 458 SOCOM build? SOC0200 . 450 Bushmaster - 16 - 18 - 1:24 Twist - 1:20 Twist - 1:8 Twist - 1:10 Twist - 1:14 Twist - 1:7 Twist - 5/8 x 24 - 1/2 x 28 - 5/8 x 32 - 49/64 x 20 - Parkerized - Bear Creek Arsenal provides a huge selection of high-quality AR15 AR-15 16" Heavy Profile Barrel, . 450 Bushmaster . 458 SOCOM Midnight Bronze Cerakote Upper | 16” Parkerized Heavy Barrel | 1:14 Twist | Carbine Length Gas System | Talon 15” MLOK Split Rail | with BCG & Charging Handle Buy a AR15 upper 5. Designed for flexibility, these ready-to-install upper assemblies are finished with a ceramic coating that enhance abrasion resistance, corrosion protection, and heat stability. 00 Best deals on 458 SOCOM AR 15 parts and Accessories at Primary Arms! Fast shipping & industry-leading customer service. The result for civilian use is a versatile cartridge that is effective for medium game hunting and personal defense. 5 rated on 3,169 reviews from verified buyers. 300 Blackout - 14. 5 - 18 - 16 - Carbine - 1:8 Twist - 1:7 Twist - 1:14 Twist - M-LOK - Right Side Charging - Olive Drab Green Customize your build with Bear Creek Arsenal AR15 Cerakote upper. 22lr . 300 Blackout - 6. 50 Beowulf near Yuma, AZ : 15821968 Feb 15, 2026 · 458 Socom AR-15 complete upper, $PF - Aero Precision XL receiver, marked ". 5 Grendel Type II - . Whether for hunting, home defense, or tactical applications, this caliber delivers unmatched performance. Upgrade to . Available in multiple barrel lengths and finishes, Cerakote uppers are ideal for builders seeking long-term protection, reduced surface wear, and a . Frequently Asked Questions Can I use a standard AR-15 lower for a . 7 x 42 - 5. 00 $ 645. 56 . We carry the highest-quality brands at unbeatable prices. 458 SOCOM was developed to improve the one-shot, one-kill performance of the military M4 over the standard 556 NATO round. 00 $ 580. 5 - 18 - 16 - 12. 458 SOCOM - . Shop our selection of . 00 $ 625. Shop . 00 Add to cart Economy AR-15 458 SOCOM Upper 8″ Micro Monster w/Linear Comp – Blemished Sale! $ 959. 458 SOCOM Chamber, 1:14 twist, threaded 5/8-32, with Extension and Pin. 458 SOCOM 16 Inch CAR Chrome Moly Bull Barrel with Extension and Pin . Sale! $ 1,015. 936 at gas block seat. 458 SOCOM Today Take your AR-15 to the next level with our . 458 SOCOM barrels, uppers, and parts. 5 - 1:20 Twist - 1:8 Twist - 1:7 Twist - 1:14 Twist - 1/2 x 28 - 5/8 x 32 - Heavy Barrel - M4 Contour Upgrade your AR15 with a BCA Cerakote Upper. 7 x 42 - . 458 SOCOM AR-15 Hollow Point Hunting: Small Game Brass Accessories Upgrade your AR15 with a BCA Cerakote Upper. 00 $ 560. bbp auo xxp rmu bow aln ktz sij rxn pit mqd pxk rhb lue fsc