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31" Baseball Bats - Page 10

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Used Marucci CAT X Composite Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used Marucci CAT X Composite Bat USSSA Certified (-5) Composite 26 oz 31"
$150$17615% OFF
15% OFF
Retail price: $399
Used 2023 Louisville Slugger Omaha Bat USABat Certified (-11) Alloy 19 oz 31"
Kraken_Sports
Used 2023 Louisville Slugger Omaha Bat USABat Certified (-11) Alloy 19 oz 31"
$40$4715% OFF
15% OFF
Retail price: $120
Used 2022 Louisville Slugger Meta Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used 2022 Louisville Slugger Meta Bat USSSA Certified (-5) Composite 26 oz 31"
$94$11115% OFF
15% OFF
Retail price: $350
Used Louisville Slugger Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used Louisville Slugger Bat USSSA Certified (-5) Composite 26 oz 31"
$101$11915% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) 2022 DeMarini The Goods Bat USSSA Certified (-10) Alloy 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) 2022 DeMarini The Goods Bat USSSA Certified (-10) Alloy 21 oz 31"
$88$10315% OFF
15% OFF
Retail price: $265
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-10) Composite 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-10) Composite 21 oz 31"
$187$22015% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Victus Nox Bat USSSA Certified (-8) Alloy 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Victus Nox Bat USSSA Certified (-8) Alloy 23 oz 31"
$44$5215% OFF
15% OFF
Retail price: $299
Used Kid Pitch (9YO-13YO) Marucci CAT9 Composite Bat USSSA Certified (-10) Composite 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT9 Composite Bat USSSA Certified (-10) Composite 21 oz 31"
$80$9415% OFF
15% OFF
Retail price: $349
Used Kid Pitch (9YO-13YO) Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
$153$18015% OFF
15% OFF
Retail price: $400
Used Kid Pitch (9YO-13YO) 2023 Easton ADV 360 Bat USABat Certified (-10) Alloy 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) 2023 Easton ADV 360 Bat USABat Certified (-10) Alloy 21 oz 31"
$157$18515% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) 2024 Easton Hype Fire Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) 2024 Easton Hype Fire Bat USSSA Certified (-5) Composite 26 oz 31"
$168$19815% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Marucci CATX VANTA COMPOSITE Bat USSSA Certified (-10) Composite 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CATX VANTA COMPOSITE Bat USSSA Certified (-10) Composite 21 oz 31"
$151$17815% OFF
15% OFF
Retail price: $399
Used Kid Pitch (9YO-13YO) Marucci CAT Composite Bat USSSA Certified (-10) Composite 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT Composite Bat USSSA Certified (-10) Composite 21 oz 31"
$48$5715% OFF
15% OFF
Retail price: $300
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-10) Composite 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-10) Composite 21 oz 31"
$169$19915% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-8) Composite 23 oz 31"
$84$9915% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Marucci CAT9 Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT9 Bat USSSA Certified (-8) Composite 23 oz 31"
$63$7415% OFF
15% OFF
Retail price: $279
Used Stinger Nuke 2 Bat BBCOR Certified (-3) Alloy 28 oz 31"
Kraken_Sports
Used Stinger Nuke 2 Bat BBCOR Certified (-3) Alloy 28 oz 31"
$60$7015% OFF
15% OFF
Retail price: $250
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-8) Composite 28 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Easton Hype Fire Bat USSSA Certified (-8) Composite 28 oz 31"
$192$22615% OFF
15% OFF
Retail price: $350
Used DeMarini CF Bat USSSA Certified (-8) 23 oz 31"
Kraken_Sports
Used DeMarini CF Bat USSSA Certified (-8) 23 oz 31"
$96$11315% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Marucci CAT X Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT X Bat USSSA Certified (-8) Composite 23 oz 31"
$115$13515% OFF
15% OFF
Retail price: $349
Used Marucci CAT9 Bat USSSA Certified (-8) Alloy 23 oz 31"
Kraken_Sports
Used Marucci CAT9 Bat USSSA Certified (-8) Alloy 23 oz 31"
$61$7215% OFF
15% OFF
Retail price: $279
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-5) Composite 26 oz 31"
$111$13015% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) DeMarini Zoa Bat USSSA Certified (-5) Composite 27 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) DeMarini Zoa Bat USSSA Certified (-5) Composite 27 oz 31"
$87$10215% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Combat Portent SL Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Combat Portent SL Bat USSSA Certified (-8) Composite 23 oz 31"
$26$3115% OFF
15% OFF
Retail price: $179
Used Kid Pitch (9YO-13YO) DeMarini Zoa Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) DeMarini Zoa Bat USSSA Certified (-8) Composite 23 oz 31"
$90$10615% OFF
15% OFF
Retail price: $399
Used Marucci CAT9 Connect Bat USSSA Certified (-8) Alloy 23 oz 31"
Kraken_Sports
Used Marucci CAT9 Connect Bat USSSA Certified (-8) Alloy 23 oz 31"
$69$8115% OFF
15% OFF
Retail price: $299
Used DeMarini CF Bat USSSA Certified (-5) Composite 26 oz 31"
Kraken_Sports
Used DeMarini CF Bat USSSA Certified (-5) Composite 26 oz 31"
$69$8115% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) Marucci CAT8 Bat USSSA Certified (-5) Alloy 26 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Marucci CAT8 Bat USSSA Certified (-5) Alloy 26 oz 31"
$38$4515% OFF
15% OFF
Retail price: $230
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Louisville Slugger Meta Bat USSSA Certified (-8) Composite 23 oz 31"
$72$8515% OFF
15% OFF
Retail price: $350
Used Kid Pitch (9YO-13YO) DeMarini The Goods Bat USSSA Certified (-8) Alloy 23 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) DeMarini The Goods Bat USSSA Certified (-8) Alloy 23 oz 31"
$99$11715% OFF
15% OFF
Retail price: $250
Used Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
Kraken_Sports
Used Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
$153$18015% OFF
15% OFF
Retail price: $400
Used Kid Pitch (9YO-13YO) Louisville Slugger Assault XL Bat USSSA Certified (-10) 21 oz 31"
Kraken_Sports
Used Kid Pitch (9YO-13YO) Louisville Slugger Assault XL Bat USSSA Certified (-10) 21 oz 31"
$26$3115% OFF
15% OFF
Retail price: $40

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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