2026 Easton Tantrum Endloaded 1-Piece Slowpitch Bat Review
The one-piece, end-loaded Tantrum — a 12.75" slowpitch barrel that trades a little control for real carry through the zone.
Been on the market a while — keep an eye out for in-season price drops.
Check today's price →The Score
How we score ↗How big and forgiving the barrel is — based on barrel length, construction (one- vs two-piece, alloy vs composite), and how it plays on balls hit off the center. A primary driver of the overall score.
Raw exit velocity and distance. We use measured numbers from freely available independent testing when they exist; otherwise construction and consensus, judged against the certification’s performance ceiling. A primary driver of the overall score.
Comfort and feedback on contact — vibration dampening from the knob/connection, the sting of a stiff one-piece vs a smooth two-piece, and the sound off the barrel. A primary driver of the overall score.
How well it holds up and how the company stands behind it — documented cracking/denting reports, cold-weather behavior, and the brand’s real warranty record. Good to know, but weighted lightly in the score.
Our take on price-for-performance — the overall package weighed against its cost and what comparable bats run. Shown for context; it is NOT factored into the overall score (price changes too often and is personal).
Why this score: Preliminary score from the bat's construction, class, brand and price — an honest first pass we refine as we test more and any independent lab data appears.
Our Review
The Tantrum Endloaded 1-Piece is the power play in the line: a one-piece composite with an end-load that puts mass behind the ball for stronger hitters who can keep the head moving. The 12.75" barrel keeps the sweet spot usable while the direct, connected feel rewards bat speed. It scores well on power and sweet spot; the end-load narrows who it fits.
Pros & Cons
Pros
- End-load adds real carry for power hitters
- Direct, connected one-piece feel
- Usable 12.75" barrel sweet spot
Cons
- End-load is a lot for contact hitters
- Composite needs a short break-in
Full Specifications
| Brand | Easton |
|---|---|
| Model | Tantrum Endloaded 1-Piece |
| Model Year | 2026 |
| Certification | Slowpitch |
| Sport | Softball |
| Construction | One-piece composite |
| Model # | ESU6TNT1L |
| Drop | — |
| Barrel | 2 1/4" |
| Swing Weight | End-loaded |
| MSRP | $299.99 |
Where to Buy
2026 Easton Tantrum Endloaded 1-Piece Slowpitch Bat — FAQ
Is the 2026 Easton Tantrum Endloaded 1-Piece a good Slowpitch bat?
We rate it 8.5/10 (Grade A). The one-piece, end-loaded Tantrum — a 12.75" slowpitch barrel that trades a little control for real carry through the zone.
Is the Easton Tantrum Endloaded 1-Piece Slowpitch-legal?
Yes — it's Slowpitch certified by the certifying labs. Certified for USSSA / NSA / ISA slowpitch play.
How much does the 2026 Tantrum Endloaded 1-Piece cost?
MSRP is $299.99. We've seen it for $300. We list the lowest price across CheapBats and Amazon on this page.
New to buying bats? Read our bat sizing guide, certifications explained, or browse all guides.
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Sources: CheapBats — Easton Tantrum USSSA Slowpitch Softball Bat Endloaded 1 Piece 12.75" Barrel ESU6TNT1L