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In-Stock AR Barrels

X-Caliber Barrel & Mfg. offers the widest variety of contours and calibers in the industry. Our quality is equal to, or surpasses any of the big name barrel makers. All of our barrels are hand lapped and QC inspected before they are shipped to ensure the highest quality and greatest accuracy. 

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Inv.#72 AR10 Heavy 24in 6.5CM 1-8" Rifle Gas 5/8x24 Diamond Fluted

Inv.#72 AR10 Heavy 24in 6.5CM 1-8" Rifle Gas Diamond Fluted 5/8x24
$535.00

Inv.#74 AR10 SPR 14in 6mm CM 1-7.5" 5R Carbine Gas 5/8x24

Inv.#74 AR10 SPR 14in 6mm CM 1-7.5" 5R Carbine Gas 5/8x24
$365.00

Inv.#75 AR10 HBAR 16in 338Fed 1-9" Carbine Gas 5/8x24

Inv.#75 AR10 HBAR 16in 338Fed 1-9" Carbine Gas 5/8x24
$365.00

Inv.#81 AR10 HBAR 18in .308Win 1-10" 5R Rifle Gas 5/8x24

Inv.#81 AR10 HBAR 18in .308Win 1-10" 5R Rifle Gas 5/8x24
$365.00

Inv.#90 AR10 Barrel 14.5" .308Win 1:10" 5R Mid SPR Contour 5/8x24

Inv.#90 416R Stainless AR10 Barrel, 14.5" Length, .308 Win Chamber, 1:10" Twist 5R Groove, Mid Length Gas, SPR Contour, 5/8x24 Muzzle Threads
$365.00

Inv.# 91 AR15 6.5Grendel SPR 10.5" Carbine 1:8" 5R, 5/8x24

Inv.# 91 AR15 6.5Grendel SPR, 10.5", Carbine Gas, 1:8" 5R, 5/8x24
$330.00

Inv.#93 AR10 308Win 18" Rifle SPR 1:10 5/8x24 Matte

Inv.#93 416R Stainless Steel, AR10 Barrel, .308 Win, 18" Length, Rifle Length Gas System, SPR Contour (.750" GB Jounral dia.), 1:10" Twist, 5/8x24 Muzzle Threads, Matte Finish
$365.00

Inv.#94 AR10, 6.5CM, 20", Rifle, SPR, 1:8" 5R, 5/8x24, Matte

Inv.#94 416R Stainless Steel, AR10 Barrel, 6.5 Creedmoor, 20" Length, Rifle Length Gas System, SPR Contour (.750" GB Jounral dia.), 1:8" Twist 5R Groove, 5/8x24 Muzzle Threads, Matte Finish
$385.00

Inv.# 95 AR15 .223Wylde 18" 1:7" 5R Rifle SPR 1/2x28, ADJ GB Req'd

Inv.# 95 AR15 Barrel, .223 Wylde, 18" Length, 1:7" Twist 5R Groove, Rifle Length Gas, SPR Contour, 1/2x28 Muzzle Threads.*****NOTE: Blemished (small cosmetic ding on bottom near rear shank taper). ***** NOTE: Oversized gas port, Adjustable Gas Block Required.
$330.00 $300.00