FREE Ground Shipping to the Continental USA!
Available both stock/untouched and Heat Rolled with Progressive Pressure - choose your preference during checkout!
Not every slowpitch league lets you swing a composite. Church leagues, city rec leagues, corporate leagues, and a lot of senior and coed programs still write "single wall alloy only" into their rulebooks, and when they do, most of the big-name bats on the wall are off the table. The 2025 DeMarini Ultimate Weapon is built for exactly that player! It is a one-piece, single-wall alloy bat that passes the strictest bat rules in the game while still hitting like a DeMarini. If your league hands you a list of banned bats before opening night, this is the one you can carry to the plate without an argument at the fence.
DeMarini did not treat the Ultimate Weapon as an afterthought just because it is alloy. The 12 inch barrel is rolled from SC4 alloy, a strong, high-performing aluminum that can be drawn into a thin single wall without losing durability. A thinner wall is the whole point: it lets the barrel flex and rebound off the ball for more trampoline effect than a heavy-gauge alloy bat can produce, which is where the pop comes from on a single-wall stick. The one-piece construction keeps the bat stiff from knob to end cap, so nothing bleeds off at a joint and the hitter gets clean, direct feedback on every swing. The swing weight is slightly end loaded, enough to add momentum through the ball for hitters who drive it, but mild enough that DeMarini says nearly any hitter, including contact hitters, can handle it comfortably.
The Ultimate Weapon carries a full slate of certifications: the USA Softball (ASA) 1.20 BPF stamp, the USSSA 240 compression stamp under the current NTS testing protocol, and NSA and ISA approval. That dual-stamp status means one bat covers USA/ASA rec leagues, USSSA tournaments, and just about everything in between. It has the maximum-allowed 2-1/4 inch barrel diameter, is designed and built in DeMarini's Hillsboro, Oregon facility, and is covered by a one year manufacturer's warranty. For a player who wants an affordable, league-legal alloy bat from a brand that actually put engineering into it, the Ultimate Weapon is hard to beat.
- Brand: DeMarini
- Sport: Slowpitch Softball
- Barrel Diameter: 2-1/4 in
- Frame: One-piece, all-alloy design for a stiff, connected feel and direct feedback
- Certification: USA Softball (ASA) 1.20 BPF, USSSA 240 (NTS tested), NSA, and ISA; dual stamped for USA and USSSA play
- Single-wall design: Thin-wall SC4 alloy delivers maximum trampoline effect while remaining legal in leagues that prohibit multi-wall and composite bats
- Barrel: 12 inch SC4 alloy barrel built for a solid feel on contact
- Swing weight: Slightly end loaded, adding momentum for power hitters while staying manageable for contact hitters
- Made in the USA: Designed and built in Hillsboro, Oregon
- Hitting style: Suits both contact and power hitters
- Best fit: Players in single-wall or alloy-only leagues, multi-league players who need one bat for USA and USSSA, and anyone who wants a durable, budget-friendly gamer or practice bat
- Colorway: Red, black, and white
- Warranty: One Year
- Year Issued: 2024
- WTDXUWE-25, UWE-25
- WBD25200102534, WBD25200102634, WBD25200102734, WBD25200102834
- Adding our Heat Roll with Progressive Pressure to your order may cause decertification, check with the governing body of your league for clarification
Manufacturing tolerances, performance considerations, and grip weight may cause variations from the listed weight/Mass Index.
QUESTION: Should I order this bat stock/untouched or Heat Rolled with Progressive Pressure?
ANSWER: If you order your new bat Heat Rolled with Progressive Pressure, it will be delivered to you completely and evenly broken in. This process adds 20-40ft of distance to your solid hits, increases consistency, improves durability and adds 2-3 business days of lead time to your order. If you plan to use the bat in an official game or event, please verify the legality of our process with your league or sanctioning body before use. We (LongballBats.com) do not encourage the use of a Heat Rolled bat in any game or event where it is against the rules. Click here for details about our process!
QUESTION: Is the Ultimate Weapon a single wall or multi wall bat?
ANSWER: Single wall. The 2025 Ultimate Weapon uses a one-piece SC4 alloy barrel with a single thin wall, and it contains no composite anywhere in the bat. That is the feature most buyers are looking for, because many rec, church, corporate, and senior leagues restrict players to single-wall alloy bats. If your league's rule reads "no multi-wall, no composite," the Ultimate Weapon qualifies. When in doubt, show your commissioner or umpire the bat before game day; the DeMarini certification stamps are printed on the barrel.
QUESTION: What leagues is the Ultimate Weapon legal in?
ANSWER: Almost all of them. It carries the USA Softball (ASA) 1.20 BPF stamp, the USSSA 240 stamp, and NSA and ISA approvals, which covers the vast majority of adult slowpitch leagues and tournaments in the country. The one place to double check is senior softball; some SSUSA sanctioned senior leagues require a Senior Softball stamp specifically, and this bat does not carry one, so confirm your league's rule if you play in a 50 and over or 60 and over program.
