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31" Baseball Bats - Page 141

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Marucci F5 Alloy USABat Certified Bat (-10) 21 oz 31" (Used)
remdude99
Marucci F5 Alloy USABat Certified Bat (-10) 21 oz 31" (Used)
$45
Retail price: $100
DeMarini CF Zen Composite USSSA Certified Bat (-10) 21 oz 31" (Used)
santimateo101
DeMarini CF Zen Composite USSSA Certified Bat (-10) 21 oz 31" (Used)
$63
2022 DeMarini CF5 Composite USSSA Certified Bat (-5) 31" (Used)
Cdepoder
2022 DeMarini CF5 Composite USSSA Certified Bat (-5) 31" (Used)
$130
Retail price: $250
Used 2025 Combat MFG Spec A1 BBCOR Certified Bat (-3) 28 oz 31" read listing
Cory2019
Used 2025 Combat MFG Spec A1 BBCOR Certified Bat (-3) 28 oz 31" read listing
$875
BBCOR -3 Baseball Bat
Bcoleman1972
BBCOR -3 Baseball Bat
$45
Used 2023 Louisville Slugger BBCOR Certified Composite 28 oz 31" Meta Bat
BrandonRana22
Used 2023 Louisville Slugger BBCOR Certified Composite 28 oz 31" Meta Bat
$112
Retail price: $499
EXCELLENT USSSA - Demarini CF CB5-21 31/26
Mark1542
EXCELLENT USSSA - Demarini CF CB5-21 31/26
$75
Retail price: $249
Easton ADV 360 Composite USABat Certified Bat (-11) 20 oz 31" (Used)
JLevLynch73
Easton ADV 360 Composite USABat Certified Bat (-11) 20 oz 31" (Used)
$124
Retail price: $250
2024 DeMarini Zoa Bat USSSA Certified (-10) Composite 21 oz 31" (rattle)
LastSwing
2024 DeMarini Zoa Bat USSSA Certified (-10) Composite 21 oz 31" (rattle)
$60
Retail price: $400
Rawlings USSSA Certified 5150 (-10) Alloy 21 oz 31" (Used)
Jwood33
Rawlings USSSA Certified 5150 (-10) Alloy 21 oz 31" (Used)
$25
Marucci CAT X2 Composite 31/26 USSSA Baseball Bat ~ New w/ Warranty MSBCCPX25
BatExperts
Marucci CAT X2 Composite 31/26 USSSA Baseball Bat ~ New w/ Warranty MSBCCPX25
$305
2020 Louisville Slugger Omaha 5 USSSA Certified Bat (-10) Alloy 21 oz 31" (Used)
Ryderbell2008
2020 Louisville Slugger Omaha 5 USSSA Certified Bat (-10) Alloy 21 oz 31" (Used)
$35
Retail price: $200
All of the bats combined
JoshDavis5921
All of the bats combined
$175
Senior Youth Louisville Slugger TPXYXLS Baseball Bat
Kale_johnstone
Senior Youth Louisville Slugger TPXYXLS Baseball Bat
$40
2021 Louisville Slugger Meta BBCOR Certified Bat (-3) Composite 28 oz 31" (Used)
AntonioDal2
2021 Louisville Slugger Meta BBCOR Certified Bat (-3) Composite 28 oz 31" (Used)
$65
Retail price: $500
Demarini Hooligan Baseball Bat
DuffyB
Demarini Hooligan Baseball Bat
$18
Retail price: $100
2023 Louisville Slugger Meta Composite USSSA Certified Bat (-5) 26 oz 31" (Used)
OliverStork
2023 Louisville Slugger Meta Composite USSSA Certified Bat (-5) 26 oz 31" (Used)
$50
Retail price: $400
2026 Easton Dub Composite USSSA Certified Bat (-10) 21oz, 31" (Used)
MichaelSchanna
2026 Easton Dub Composite USSSA Certified Bat (-10) 21oz, 31" (Used)
$250
Retail price: $450
Used 2023 DeMarini USSSA Certified Composite 26 oz 31" Zoa Bat
Jmh_51
Used 2023 DeMarini USSSA Certified Composite 26 oz 31" Zoa Bat
$125
Retail price: $250
Used 2023 DeMarini USSSA Certified Composite 26 oz 31" CF Glitch Bat
Jmh_51
Used 2023 DeMarini USSSA Certified Composite 26 oz 31" CF Glitch Bat
$125
Retail price: $300
Rawlings Clout AI Alloy USABat Certified Bat (-10) 21 oz 31" (Used)
jwhary
Rawlings Clout AI Alloy USABat Certified Bat (-10) 21 oz 31" (Used)
$81
2020 Composite (-8) 23 oz 31" Dirty South Swag Bat
OliverI10
2020 Composite (-8) 23 oz 31" Dirty South Swag Bat
$71
Retail price: $350
2022 DeMarini CF Zen Composite USSSA Certified Bat (-8) 22 oz 31" (New)
Midsichrwe
2022 DeMarini CF Zen Composite USSSA Certified Bat (-8) 22 oz 31" (New)
$73
Retail price: $350
2024 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
MomFlipsBats
2024 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$180
Retail price: $350
2021 DeMarini CF Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
DDanie928
2021 DeMarini CF Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$59
Used Marucci BB/SB Wood Bat 31" 11859-S000026431
PIASIndyEastSideline Pro
Used Marucci BB/SB Wood Bat 31" 11859-S000026431
$40
Louisville Slugger TPX Laser CB605 31/28 -3 ALCALYTE CU31 BESR Baseball Bat
hphepic
Louisville Slugger TPX Laser CB605 31/28 -3 ALCALYTE CU31 BESR Baseball Bat
$45
Retail price: $100
2020 Marucci USSSA Certified Alloy 26 oz 31" (Used) CAT9 Bat
Wesley124
2020 Marucci USSSA Certified Alloy 26 oz 31" (Used) CAT9 Bat
$41
Retail price: $128
2023 Marucci CATX Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
Nicevan30
2023 Marucci CATX Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
$120
Retail price: $250
Marucci CAT9 Composite USSSA Certified Bat (-10) Composite 21 oz 31" (Used)
Ajs14
Marucci CAT9 Composite USSSA Certified Bat (-10) Composite 21 oz 31" (Used)
$47
Retail price: $279
2022 Louisville Slugger VG27 Birch Bat (-4) 27 oz 31" (Used)
BBRTsports
2022 Louisville Slugger VG27 Birch Bat (-4) 27 oz 31" (Used)
$52
Retail price: $300
Marucci CAT Alloy Bat (-8) 23 oz 31" (Used)
Brad24
Marucci CAT Alloy Bat (-8) 23 oz 31" (Used)
$90
Retail price: $300

Shop 31" Baseball Bats at SidelineSwap

At SidelineSwap, we provide a platform for athletes to buy and sell a wide range of 31" baseball bats, catering to every skill level. You can explore thousands of options, including new and used bats, with savings of up to 70%. Our category includes popular brands like Louisville Slugger, Marucci, and Rawlings.

Bat Certification Options

Choose from various bat certifications depending on your league requirements:

  • USSSA Certified - Ideal for youth leagues.
  • BBCOR Certified - Suitable for high school and college play.
  • USABat Certified - Meets standards for youth baseball.

Our selection features over 7,500 bats, including training and fungo bats. With fast delivery options and free shipping on select items, shopping is convenient. Additionally, our community of experts offers tips and guidance to help you make informed choices. Whether you’re upgrading your gear or starting fresh, SidelineSwap is your go-to destination for 31" baseball bats.

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