Due to high demand, we are suspending taking new orders to catch up on current orders. We are loading ammo for existing orders as fast as possible and shipping them out. We will be taking new orders soon. Please continue to check back with us to place new orders. For any questions, please email to "customreloadsofdallas@gmail.com" Thank you!

Sierra 125 grain Tipped MatchKing (TMK)


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SKU: 300BlkOut125TMK Categories: , ,


4/20/20- Bullets are In Stock, and ready to ship within a few days!!!

Sierra’s new 125 grain Tipped MatchKing, designed specifically for the 300 Black Out. This bullet is great for basic target shooting, plinking and hunting with a 300 Black Out. Our 300 AAC Blackout ammunition is researched, tested, and developed with the optimum powders for the best accuracy and highest velocity for each bullet we offer. We have developed the loads and tested them out of AR-15 and Remington bolt rifles.


Brass is NEW Norma 300 Black Out head stamped brass, primers are CCI #450, which are magnum primers with thick primer cups. Powder is either Hodgdon or Alliant powder, depending on which bullet is loaded. 100 rounds per order.

2270 FPS in 16″ AR-15 barrel (~80-120 fps faster in 16″ bolt gun)

100 rounds per order.