CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB
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Overview
The CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB
Available Merchants(5)
Prices checked
Price Alert
October 2026 so far on GunPartPicker
CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB ranks #41 of the 711 upper receivers builders have added on GunPartPicker so far in October 2026, behind the POF-USA POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 16.5in Barrel 14.5in M-LOK Rail Cerakote Burnt Bronze, with about 1 in every 250 upper receivers added to builds. Up from #43 in September. Builds with this upper receiver are nearly all chambered in 5.56 NATO, nearly all on mid-length gas, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 5 retailers we track have it in stock. It dipped to $403.20 at BattleHawk Armory for a stretch in September 2026, under its usual $444.99, so sales do come around. Buying today, the lowest price is $489.99 at Optics Planet, above September's low of $403.20, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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Frequently Built With
The part most often added in each category by the builds that include this one
Smith & Wesson M&P15 Complete Lower 5.56x45mm/.223 Remington, Black - 812002
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Bravo Company M16 Bolt Carrier Group Black
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black
Magpul AFG-2 Angled Fore Grip - Black
Builds Featuring This Part
See all 1 →Builds in the community that include the CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB
| Build | Parts | Total |
|---|---|---|
 | 12 | $1241.19 |
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