Aero M5 AR10 Lower Parts Kit NO FCG
$47.21
The Aero Precision M5 Lower Parts Kit is essential for building or upgrading your AR10 platform. Designed specifically for .308 caliber rifles, this kit includes all the critical components such as takedown pins, bolt catch, and magazine catch, ensuring reliable function and smooth operation. Note that this kit does not include a fire control group or pistol grip, making it a perfect choice for custom builds.
Out of stock
Aero Precision M5 Lower Parts Kit, For AR10, Includes Takedown/pivot Spring, Takedown/pivot detent, M5 .308 Takedown pin, M5 .308 Pivot pin, M5 .308 Bolt Catch, Bolt Catch Spring, Bolt Catch Buffer, Bolt Catch Roll pin, Safety Selector, Safety Selector Spring, Safety Selector Detent, Buffer Retainer, Buffer Retainer Spring, Magazine Catch Body, Magazine Catch Spring, and Extended Magazine Catch Button, Does not Include Fire Control Group or Pistol Grip APRH100386C
| Weight | 0.188 lbs |
|---|---|
| Dimensions | 6.500 × 3.250 × 1.000 in |
| Manufacturer | Aero Precision |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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