Out of stock
SBR .338 Lapua Mag 300 gr Sierra MatchKing 10 Rounds Ammunition - MC338LM1
Out of stock

SBR .338 Lapua Mag 300 gr Sierra MatchKing 10 Rounds Ammunition - MC338LM1

SKU 176620
Brand SBR Ammunition
Model Number MC338LM1
UPC 835902003718
Price Per Round $4.00
All California ammunition orders need to be shipped to an FFL and will be charged a 25% restocking Fee. More CA Info
If you live in AK, CA, CT, DC, HI, IL, MA, MD, NJ, or NY, please read our ammo shipping restrictions before placing your order.
You must be 18 years or older to purchase rifle ammunition.
You must be 21 years or older to purchase handgun ammunition.
Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).

Product Details


  • Brand: SBR
  • Model: Sierra MatchKing
  • Caliber: .338 Lapua Mag
  • Round Type: Lapua
  • Muzzle Velocity: 2800 fps.
  • Muzzle Energy: 853 ft. lbs.
  • Casing Type: Brass


SBR is a veteran owned business, operating out of southeast Georgia, who started out by providing special purpose and duty ammunition to law enforcement and government entities. In recent years they have expanded their business into the civilian market. Their goal is to produce the best possible ammunition for civilians as well as those in law enforcement and government.  All ammunition that SBR manufacturers is thoroughly tested for pressure, velocity, functionality, and accuracy. SBR known for being the leading manufacturer of .458 SOCOM, .375 SOCOM, .240 Spectre, and .338 Spectre ammunition.


Q & A

Retail Stock