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CMMG 60B8618 Endeavor 100 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel
Cmmg

CMMG 60B8618 Endeavor 100 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel

UPC 00810046230459

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1 offer · 0 in stock · sorted by best price
RetailerPriceStockLast checkedDeal
Locked & Loaded$527.04Out of stock45m agoGo to deal

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Description

CMMG 60B8618 Endeavor 100 MK4 Upper Group 6mm ARC 20" Black Nitride 416R Stainless Steel

Specs

BrandCmmg
CategoriesAr15 upper receivers, Parts · Parts
Caliber6MM ARC
UPC00810046230459
Weight5.4 lb
ModelEndeavor 100
Twist1:7.50"
MuzzleA2 Compensator
SeriesMK4
SightsNone, Optic Ready
HandguardsCmmg RML15 M-LOK
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
$527.04
Low
$527.04
Oct 10, 2026
High
$527.04
Oct 10, 2026
Tracking since
Oct 10, 2026
One price check so far ($527.04 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$527.04Out of stock

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