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CMMG 60F869D Endeavor 300 MK4 Upper Group Kit 6mm ARC 20" Black Nitride 416R Stainless Steel with 3 10 Rounds Magazines
Cmmg

CMMG 60F869D Endeavor 300 MK4 Upper Group Kit 6mm ARC 20" Black Nitride 416R Stainless Steel with 3 10 Rounds Magazines

UPC 00810046230534

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1 offer · 0 in stock · sorted by best price
RetailerPriceStockLast checkedDeal
Locked & Loaded$710.86Out of stock47m agoGo to deal

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Description

CMMG Endeavor 300, Complete Upper Receiver, 6MM ARC, 20" Barrel, Threaded 5/8-24, SV Brake, Black Color, Anodized Finish, RML15 Handguard with M-LOK, 10Rd, 3 Magazines 60F869D

Specs

BrandCmmg
CategoriesAr15 upper receivers, Parts · Parts
Caliber6MM ARC
UPC00810046230534
Capacity10Rd
Weight5.5 lb
ModelEndeavor 300
Twist1:7.50"
MuzzleCMMG SV Brake
SeriesMK4
SightsNone, Optic Ready
Includes3 Magazines
HandguardsCmmg RML15 M-LOK
AccessoriesSV Brake
Barrel_typeThreaded
FinishcolorAnodized
Firearm_fitAR-15
Barrel_finishBlack Nitride
Barrel_length20"
Similar_itemsUpper
Thread_pattern5/8"-24 tpi
Barrel_material416R Stainless Steel
Receiver_finishBlack Hard Coat Anodized
Receiver_materialAluminum
Barrel_descriptionMedium Taper
Barrel_length_range20" to 21.99"

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D.O.P.E.Price history

Lowest price across connected retailers, from every price check we've recorded.

Current best
$710.86
Low
$710.86
Oct 10, 2026
High
$710.86
Oct 10, 2026
Tracking since
Oct 10, 2026
One price check so far ($710.86 on Oct 10, 2026). The chart fills in as retailers are re-checked.
Recent price checks (1)
DateRetailerPriceStock
Oct 10, 2026, 9:05 PM PTLocked & Loaded$710.86Out of stock

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