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Sierra Bullets 6MM 107 GR HPBT MatchKing X (MKX) 100 Count
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
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SKU: 1571-092763015711
Overview
Built for shooters who want one load setup to serve both precision work and hunting, this 107-grain HPBT bullet is designed to mirror the 107-grain MatchKing in ogive profile and external dimensions. That shared geometry allows a straightforward transition between target shooting and hunting without changing seating die settings. With a .243 diameter and listed use for big game and target applications, it offers a practical option for those who value consistency across different shooting roles. The 100-count box is suited to reloaders building a dedicated load or stocking components for repeated range and field use.
Why Hunters Choose the Sierra Bullets
107-grain Hollow
Point Boat Tail design suited
Mirrored Matchking
The 107-grain MatchKing
No Seating
Die adjustments needed when switching
0.243 Bullet
Diameter and 107-grain weight are
Box 100
Bullets supports larger-volume loading needs
Key Features
- 107-grain Hollow Point Boat Tail MatchKing X (MKX) bullet
- Mirrored image of the 107-grain MatchKing with matching ogive profile and external dimensions
- Allows switching between precision match shooting and hunting without seating die adjustments
- 0.243 bullet diameter with HPBT design
- Rated for big game and target use
- Box contains 100 jacketed lead bullets
Best Used For
- Hunters who want the same seating setup for both match shooting and hunting loads
- Reloaders building 6mm big game ammunition with a 107-grain HPBT bullet
- Precision shooters who also need a hunting-capable bullet in the same profile
- Users stocking 100-count boxes for repeated load development and field use
Specifications
| Box Quantity | 100 |
|---|---|
| Bullet Diameter | 0.243 |
| Bullet Material | Jacketed Lead |
| Bullet Type | Hollow Point Boat Tail (HPBT) |
| Bullet Weight Grains | 107 |
| G1 Bc | 0.477 |
| G7 Bc | 0.242 |
| Purpose | Hunting |
| Pursuit | Big Game, Target |
Pros
- 107-grain Hollow Point Boat Tail design suited for hunting and target use.
- Mirrored MatchKing profile shares ogive and external dimensions with the 107-grain MatchKing.
- No seating die adjustments needed when switching between match shooting and hunting.
- 0.243 bullet diameter and 107-grain weight are clearly specified.
- Box of 100 bullets supports larger-volume loading needs.
- Listed for big game and target pursuits.
Considerations & Trade-offs
- Designed around the same ogive profile and external dimensions as the 107-grain MatchKing, so it’s intended for shooters who want to move between match use and hunting without changing seating die settings.
- This is a 107-grain HPBT bullet, so it may not suit rifles or loads that are tuned for lighter projectiles or different bullet profiles.
- The product is listed for both big game and target use, but the description does not provide terminal-performance details, so load development and application should be verified by the user.
- Pack size is 100 bullets, which is practical for load work and field use, but it is a component purchase rather than a complete ammunition option.
Suggested Comparisons
- Big game hunting bullets
- Match-grade target bullets
- 6mm/.243 caliber bullets
- Hollow point boat tail bullets
Suggested Accessories
- Bullet puller
- Reloading press
- Bullet comparator
- Ammo storage box
Frequently Asked Questions
What is the Sierra 6mm 107 gr HPBT MatchKing X (MKX) intended for?
The product is listed for hunting and target use, with the stated pursuit being big game and target shooting.
Will this bullet require seating die adjustments if I already load the 107-grain MatchKing?
According to the product description, no seating die adjustments are needed because the MKX shares the same ogive profile and external dimensions as the 107-grain MatchKing.
What bullet type and caliber are listed for this MKX?
It is a Hollow Point Boat Tail (HPBT) bullet with a 0.243 bullet diameter, which corresponds to 6mm.
How many bullets are included in the box?
The box quantity is 100 bullets.
What ballistic coefficient values are provided?
The listed ballistic coefficients are G1 BC 0.477 and G7 BC 0.242.