US
Marucci

Marucci CATX Composite USSSA Senior League Bat

  • 31 inches, 21 oz as listed, 595 g
  • 2 3/4 inch barrel, USSSA graded
  • Drop options -5, -8 and -10 in the title
  • Micro-perforated grip
  • 1 year manufacturer warranty

Last refreshed Sep 8, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A USSSA senior league bat from Marucci in a light, short length. Material is shown as both composite and aluminum, so confirm the exact build and drop before ordering.

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ASIN: B0B5NQ6G5VCategory: Baseball Bats

Sizes Available

28" / 18 oz29" / 19 oz30" / 20 oz30" / 22 oz31" / 21 oz31" / 23 oz31" / 26 oz32"/ 27 oz

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Overview

A senior league or travel diamond is the setting for the Marucci CATX Composite USSSA, a bat graded for that sanctioning body. It has a micro-perforated grip and gray and red finish, and the title names three drop options.

A familiar brand profile and a USSSA stamp make it a straightforward choice for those leagues. The limitation is listing clarity, since the title says composite, the spec field says aluminum, and one listing covers several drops.

Who it's for

A youth or senior league player who needs sanctioning-body approval and a grip with some texture. Hitters who need BBCOR, or a bat with a published construction type, should look elsewhere.

Pros and cons

Pros
  • Light length for younger hitters
  • Gray and red finish
Cons
  • Material fields conflict
  • Construction type not listed
  • Several drops in one title

Performance notes

Length and weight, together with drop, decide how quickly the bat can be swung. The barrel diameter is at the large end for this sanctioning, giving generous hitting surface. The grip texture helps control, though flex and vibration data are not given.

Specifications

BrandMarucci
Dimensions & fit
Item Length31 incheshigher than 56% of 174 baseball bats
Size31 in, 21 oz
Length weight-5, -8, -10 (per title)
Barrel width2 3/4 inches
Item weight595 g
Capacity & performance
Age Range DescriptionAll ages
Construction & materials
Material TypeAluminum (spec), composite (title)
ColorGray/Red
Warranty & support
Warranty Description1 year manufacturer
Other details
League CertificationUSSSA
Grip TypeMicro-perforated

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Frequently asked questions

Is the Marucci CATX Composite USSSA a BBCOR bat?

No. It is graded by USSSA, not BBCOR.

Which drop is this Marucci CATX listing?

The title names -5, -8 and -10, while the listed size is 31 inches and 21 oz. Confirm the variant.

Is it composite or aluminum?

The title says composite and the material field says aluminum.

How heavy is the bat?

The listing shows 21 oz in the size and 595 g as item weight.