Skip to main content
2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun! 2 Day Free Trial! Multiple Monthly Giveaways 82,000+ Products at Wholesale Annual Giveaway - Win A Tacoma w/ A Belt-fed .50BMG 1,300+ Authorized Brands Members Get 20% Back On Holosun!
Announcements: 2 Day Free Trial. Multiple Monthly Giveaways. 82,000+ Products at Wholesale. Annual Giveaway. 1,300+ Authorized Brands. Members Get 20% Back On Holosun.
Filters
Filters
Direct ship
  • MK109 MOD 1-M 300BLK UPPER RECEIVER W/9.75'' BBL
Primary Weapons Systems UPC 811154033451 MPN MK1M1U300BLK9

MK109 MOD 1-M 300BLK UPPER RECEIVER W/9.75” BBL

Member pricing
  • Caliber/Gauge .300 AAC Blackout
  • Barrel Length 9.75"
Members-only pricing

FDC members buy at dealer pricing. Join free to unlock the price and add this to your cart.

Try FDC free today
ShippingShipping rates are shown to FDC members.
Direct shipShips to you directly from our distributor.
Secure checkout Authorized dealer Ships from our warehouse

Specifications

UPC

811154033451
Manufacturer

Manufacturer Part Number

MK1M1U300BLK9
Barrel Length

9.75"
Caliber/Gauge

.300 AAC Blackout
Length

9.75''
Model

MK109
Product Type

Upper
Rate of Twist

1-8
Style

Complete

Shipping & Returns

All sales are final; we do not offer refunds or exchanges. Items that arrive damaged or defective are covered under the manufacturer's warranty — contact us within 5 days of delivery and we will help coordinate a claim.

Related products

×

Hazardous Materials (HAZMAT) Policy

×

NFA Suppressor Transfers — How This Works