CMMG Endeavor Mk3 _308Win 20in Rifle 38ADA75-AB

CMMG Endeavor Mk3 .308Win 20in Armor Black Rifle (38ADA75-AB)

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  • CMMG Endeavor Mk3 .308Win 20in Armor Black Rifle (38ADA75-AB)
  • CMMG Endeavor Mk3 .308Win 20in Armor Black Rifle (38ADA75-AB)
  • CMMG Endeavor Mk3 .308Win 20in Armor Black Rifle (38ADA75-AB)

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  • .308/7.62x51mm caliber
  • Direct impingement operating system
  • 416SS, SBN barrel material
  • Built on Cmmg's Mk3 (AR-10 size) platform, which is based on the LR-308/DPMS Gen 1 high-pattern design
  • Magpul MOE rifle stock
  • Zeroed muzzle brake
  • Zeroed parts and accessories - Quality comes standard
  • The EML 15 handguard maximizes customization potential
  • Cerakote standard finish
  • Lifetime Quality Guarantee

If you want to deliver a hard hitting round at long-range and still have a well-balanced rifle when walking through the field, the Cmmg Endeavor Mk3 .308Win 20" Rifle (38ADA75) is a prime candidate for the job. Trusted for decades by hunters and marksmen alike, .308 WIN delivers excellent results up close and at extended distances and can pack quite a punch.

Carrying on the AR15's reputation for modularity, Cmmg builds Cmmg's larger caliber rifles like .308 WIN & 6.5 Creedmoor on our Mk3 (AR-10) size platform, which is based on the LR-308/DPMS Gen 1 high-pattern design.

Each Cmmg Endeavor Rifle is purpose-built for long-range performance, with everything from the Magpul MOE rifle stock to the Zeroed muzzle brake, and every part in between selected for its utility to the avid marksman.

The EML 15 handguard maximizes customization potential. M-Lok attachment slots at the 12, 3, 6, and 9 o'clock positions give you plenty of real estate to mount accessories, while the Picatinny rail sections allow for easy and solid mounting points for sights and accessories.

Zeroed parts and accessories - Quality comes standard. The AR platform is well known for its capability for customization but picking the right parts doesn't have to be a nightmare of homework. Cmmg's Zeroed parts and accessories are made here in the USA with quality and attention to detail that is second to none and each Endeavor comes equipped with a slew of Zeroed parts standard, including: ZEROED Pistol Grip, ZEROED 60 degrees /90 degrees Ambi Safety, ZEROED .308 Ambi Charging Handle, ZEROED Ambi Mag Catch, ZEROED Extended Mag Release Button, ZEROED AR10 Bolt Catch, ZEROED Mk3 Polymer Dust Cover, ZEROED Muzzle Brake .308.

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Warranty Information

Platform Mk3
Caliber .308/7.62x51mm
Operating System Direct Impingement
Barrel Twist 1:10
Barrel Contour MT
Barrel Material 416SS, SBN
Muzzle Device Cmmg Zeroed Muzzle Brake
Muzzle Thread 5/8 x 24
Gas Port Location Rifle
Gas Block 0.750" Non-Adjustable
Upper Receiver Billet 7075 T6 Aluminum
Lower Receiver MK3 Billet 7075 T6
Hand Guard Cmmg EML15 M-LOK
Finish Cerakote Standard
Charging Handle Cmmg Zeroed Ambi
Pistol Grip Cmmg Zeroed Pistol Grip
Buffer Type Rifle, MK3/AI
Receiver Extension Cmmg A1 Extension
Stock / Brace Magpul MOE Rifle Stock
Trigger Type Mil-Spec Single Stage
Trigger Guard Cmmg Zeroed
Safety Selector Cmmg Zeroed 60/90 degree
Magazine Magpul 20rd Pmag
Barrel Length, in 20"
Length, in 41.2"
Weight, lbs 8.8
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Additional Information

Barrel Length:
Capacity Rd.:
Armor Black
Product Type:
Serialized Item:
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