Winchester StaBALL Match

Specifications

Part of the StaBALL family, marketed as temperature-insensitive double-base BALL POWDER that stays stable in extreme heat and cold. All StaBALL powders are REACH-compliant and carry copper fouling reducer additives that Winchester says extend the interval between bore cleanings. Made in the USA. Hodgdon flags it as both temperature stable and extra clean burning.

Burn rate

Medium rifle speed, essentially alongside Winchester 748 and just slower than Hodgdon Varget.

Chart agreement: consistent, but single-publisher - ranked only by Hodgdon (and echoed by the Wolfe/LoadData compilation). No second manufacturer's chart carries it, so the position is uncorroborated. Ranked by: Hodgdon, Wolfe/LoadData.

Powders charted near it — neighbours on the chart are not substitutes, and adjacency tells you nothing about what charge either one takes:

• Shooters World Precision Rifle (position 128)
• Hodgdon Varget (position 129)
• Winchester 748 (position 130)
• Hodgdon BL-C(2) (position 132)
• Vihtavuori N540 (position 133)
• Hodgdon CFE 223 (position 134)

What reloaders say about it

Unverified community anecdote. The following is a summary of what handloaders report in public forums. It is not manufacturer information, it has not been tested, it may be wrong, and it contains no load data by design. Treat it as colour, not guidance.

StaBALL Match draws the most mixed commentary of the newer ball powders. Users loading .223/5.56 with heavy match bullets repeatedly report case-fill problems — not enough room in the case to do what they want — and disappointing consistency relative to expectations, while others report it working well enough in gas guns that they have adopted it as their main .223 powder.

• ball powder praised for extremely consistent metering, including from a low hopper
• repeated reports of poor case fill / running out of case capacity with heavy-for-caliber .223 bullets
• several reports that consistency degrades toward the top of the usable range
• in .308, multiple users report better results from Varget or even older ball powders

Availability: Reported as reasonably available and less expensive than the established match powders, which is the main reason people are trying it.

Reported cautions:

• Multiple independent users report it is not a like-for-like replacement for Varget in .308 — the common phrasing is that the cheaper powder is also the one that shot worse for them.
• One user reports published data from two different sources differing enough that they flagged it, and community responses reinforced working up independently.

Consensus level: commonly mentioned. Drawn from thread 1, thread 2.

Sources

• Winchester product page
• hodgdonpowderco.com/winchester/
• shop.hodgdon.com/brand/winchester-1/
• hodgdonpowderco.com/wp-content/uploads/2024/08/Copy-of-2024-Smokeless-Relative

Other Winchester powders

• Winchester 231
• Winchester 296
• Winchester 572
• Winchester 748
• Winchester 760
• Winchester AutoComp
• Winchester StaBALL 6.5
• Winchester StaBALL HD

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Verify the charge, not just the recipe

Good data gets you a safe starting point. It does not tell you what actually went into the case on stroke 340 — a bridged measure, a double charge, a squib. That is what an RCM Laser Powder Check is for.