6.5 Grendel Barrels

About 2% of the AR-15 barrels we track are 6.5 Grendel — around 100 listings across 30+ retailers. Most are rifle or mid-length — rifle alone accounts for roughly 30%. Most run a 18 barrel length. Ballistic Advantage and Faxon Firearms lead the category. The average listing runs around $310, priced live across every retailer we track — so it reflects today, not whenever an article was published.

Prices checked Oct 10, 2026 · refreshed daily

• Ballistic AdvantageBallistic Advantage Premium Series Spr 6mm Arc Ar-15 Barrel - Rifle-Length - 20"$221.23
• Ballistic AdvantageBallistic Advantage Premium Series 12.5" 6.5 Grendel Type Ii Ba Hanson Contour 1:8 Ar-15 Barrel - Carbine - 5/8x24$180.49
• Ballistic AdvantageBallistic Advantage Premium Series 20" 6.5 Grendel Type Ii Dmr Contour 1:8 Ar-15 Barrel - Rifle - 5/8x24$182.49
• DiamondbackDiamondback Firearms AR-15 Barrel, 6.5 Grendel 18" 1:8 Twist, Black Nitride Finish - 65M18M50B8R$113.00
• Odin WorksOdin Works 20" 6.5 Grendel Rifle-Length Barrel, w/ BCG & Gas Block B-6.5-20-R-TG-BCG$432.25
• Odin WorksOdin Works 16" 6.5 Grendel, Intermediate Gas, Lite Barrel B-6.5-16-UL-INT-TG$306.75
• Faxon FirearmsFaxon Firearms Match Series 20" 6.5 Grendel Type Ii Rifle Length Heavy Fluted Ar-15 Barrel$277.00
• Ballistic AdvantageBallistic Advantage Premium Series Threaded Barrel 6.5mm Grendel II 20in Fluted DMR Rifle 1-8 Twist 5/8x24 Thread Bead Blasted Stainless Steel$260.78
• Faxon FirearmsFaxon Firearms 16" 6.5 Grendel Type Ii Mid-Length Gunner Ar-15 Barrel$225.40
• Proof ResearchAr-15 6.5 Grendel Carbon Fiber Barrel - 6.5 Grendel 1-8 Twist 18" Carbon Fiber Barrel$951.49
• Ballistic Advantage18" 6.5 Grendel SPR Rifle Length AR 15 Barrel, Premium Black Series$223.25
• Odin WorksODIN Works 16in 6.5 Grendel/LBC Barrel Lite Profile int gas placement w/tunable GB W/BCG Stainless Steel 16in$399.49
• Faxon FirearmsFaxon Firearms Match Series 16" GUNNER 6.5 Grendel Mid-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel 1:8 Twist$230.00
• Proof ResearchProof Research AR-Style Barrel Steel 6.5 Grendel 20in 8 Twist 4 Groove 5/8-24 Thread Gas Length Rifle$649.00
• Shilen6.5mm Cal 28" 1-8 Twist #7-SV Contour Stainless Steel BBL$332.99
• Ballistic AdvantageBallistic Advantage 12.5″ 6.5 Grendel BA Hanson Carbine Length AR 15 Barrel (Premium Series)$229.55
• Odin WorksODIN Works 18" 6.5 Grendel / LBC Intermediate DMR Stainless Steel Barrel w/ FREE tunable GB 1:8 Twist$30.99
• Ballistic AdvantagePREMIUM SERIES 6.5 GRENDEL RIFLE BARRELS FOR AR-15$251.75
• Ballistic AdvantageBallistic Advantage 16″ 6.5 Grendel SPR Fluted Mid Length AR 15 Barrel (Premium Series)$244.65
• Faxon FirearmsFaxon Firearms 18" 6.5 Grendel Type Ii Mid-Length Heavy Fluted Ar-15 Barrel$263.99
• Ballistic AdvantageBallistic Advantage Premium Series Threaded Barrel 6.5mm Grendel II 16in SPR Mid-Length 1-8 Twist 5/8x24 Thread Bead Blasted Stainless Steel$181.00
• Odin WorksOdin Works 6.5 Grendel Type Ii Ar-15 Barrel 1:8 Intermediate Length Dmr 18" w/BCG/Gas Block$451.25
• Palmetto State ArmoryPSA 12" Carbine-Length 6.5 Grendel 1/8 Stainless Steel Barrel & BCG Combo - 5165449145$199.99
• Faxon FirearmsFaxon Firearms 18in BIG GUNNER 6.5 Grendel Mid-Length 416-R QPQ Barrel Black Nitride 15BG8Q-5R-NP3$204.99

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