The perfect gift for athletes. Give a SidelineSwap gift card.
  1. Baseball
  2. Bats
  3. 31"

31" Baseball Bats - Page 89

Shop by Bat Certification

7,389 Results
Shop by Category
2016 DeMarini CF8 Composite USSSA Certified Bat (-11) 20 oz 31" (Used)
Dfrisina71
2016 DeMarini CF8 Composite USSSA Certified Bat (-11) 20 oz 31" (Used)
$75
Retail price: $350
2021 Marucci CAT9 Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
Dfrisina71
2021 Marucci CAT9 Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
$36
2019 Marucci CAT8 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
Dfrisina71
2019 Marucci CAT8 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
$28
Easton S2Z ZCore BBCOR Certified Bat (-3) 28 oz 31" (Used)
Dfrisina71
Easton S2Z ZCore BBCOR Certified Bat (-3) 28 oz 31" (Used)
$24
Mark Lumber Company ML-2 Hard Maple Pro Limited 13499 31.0Certified Bat 31" (New)
missouriarcher
Mark Lumber Company ML-2 Hard Maple Pro Limited 13499 31.0Certified Bat 31" (New)
$90
Retail price: $175
Composite (-3) 28 oz 31" Prime Bat
Rwirtz246
Composite (-3) 28 oz 31" Prime Bat
$54
Retail price: $300
2025 Victus Vibe Alloy USABat Certified Bat (-10) 21 oz 31" (Great Shape)
SteveHill227
2025 Victus Vibe Alloy USABat Certified Bat (-10) 21 oz 31" (Great Shape)
$125
2019 Rawlings Threat Composite USABat Certified Bat (-12) 19 oz 31" (Used)
SteveHill227
2019 Rawlings Threat Composite USABat Certified Bat (-12) 19 oz 31" (Used)
$45
Louisville Slugger Select PWR Hybrid Bat 23 oz 31" USA
slammy
Louisville Slugger Select PWR Hybrid Bat 23 oz 31" USA
$120
2024 Easton Hype Fire USSSA Baseball Bat
briadel
2024 Easton Hype Fire USSSA Baseball Bat
$125
Retail price: $349
DeMarini CF Zen Composite Bat
mrsmattmash
DeMarini CF Zen Composite Bat
$150
Used Easton Yb145300 31" -12 Drop Usssa 2 5 8 Barrel Bats 11859-s000010057
PIASIndyEastSideline Pro
Used Easton Yb145300 31" -12 Drop Usssa 2 5 8 Barrel Bats 11859-s000010057
$18$2010% OFF
0% PRICE DROP
DeMarini 2023 Voodoo Aluminum USA Certified Bat (-11) (New)
sportsguy1
DeMarini 2023 Voodoo Aluminum USA Certified Bat (-11) (New)
$120
Retail price: $200
2026 Combat MFG Spec A1 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
SMALLS3AT
2026 Combat MFG Spec A1 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
$290
2024 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
lroth77
2024 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$128
Used Easton ADV 360 2pc. Composite 31in 26oz (-5)
kianglogic2012
Used Easton ADV 360 2pc. Composite 31in 26oz (-5)
$115
Retail price: $349
2020 DeMarini CF Bat USSSA Certified (-8) Composite 23 oz 31"
blowout_bargainsSideline Pro+
2020 DeMarini CF Bat USSSA Certified (-8) Composite 23 oz 31"
$66
2021 Marucci CAT9 Connect USSSA Bat (-10) 21 oz 31"
blowout_bargainsSideline Pro+
2021 Marucci CAT9 Connect USSSA Bat (-10) 21 oz 31"
$45
DENTED 2021 Marucci CAT9 Connect Hybrid Bat (-10) 21 oz 31"
blowout_bargainsSideline Pro+
DENTED 2021 Marucci CAT9 Connect Hybrid Bat (-10) 21 oz 31"
$45
Retail price: $299
2025 Warstic Bonesaber Hybrid 31/26 (-5) USSSA Baseball Bat
BoomStickSideline Pro
2025 Warstic Bonesaber Hybrid 31/26 (-5) USSSA Baseball Bat
$175
2025 Marucci CATX2 Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
Agna
2025 Marucci CATX2 Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
$75
Used USSSA Certified 2023 Easton Hype Comp Composite Bat -5 26OZ 31"
blowout_bargainsSideline Pro+
Used USSSA Certified 2023 Easton Hype Comp Composite Bat -5 26OZ 31"
$85
Retail price: $350
Used USSSA Certified Easton S1 Composite Bat -12 19OZ 31"
blowout_bargainsSideline Pro+
Used USSSA Certified Easton S1 Composite Bat -12 19OZ 31"
$33
Retail price: $250
Easton XL1 Composite USSSA Certified Bat (-5) 26 oz 31" (Used)
jackiepops29
Easton XL1 Composite USSSA Certified Bat (-5) 26 oz 31" (Used)
$135
Retail price: $500
2022 DeMarini CF Zen Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
jackiepops29
2022 DeMarini CF Zen Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$54
Retail price: $350
Meta usssa 31 drop 10
cwall89412
Meta usssa 31 drop 10
$120
Retail price: $250
Rawlings Clout AI Alloy Bat (-10) 21 oz 31" (Used)
Bardown097
Rawlings Clout AI Alloy Bat (-10) 21 oz 31" (Used)
$69
Used Louisville Slugger 2023 SELECT PWR BB/SB USSSA 2 3/4 Bat 31" 11873-S000227458
PIASOMAHA
Used Louisville Slugger 2023 SELECT PWR BB/SB USSSA 2 3/4 Bat 31" 11873-S000227458
$80
Used Combat VIGOR BB/SB USSSA 2 3/4 Bat 31" 11873-S000218579
PIASOMAHA
Used Combat VIGOR BB/SB USSSA 2 3/4 Bat 31" 11873-S000218579
$46
2016 Louisville Slugger Omaha 516 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
RT109
2016 Louisville Slugger Omaha 516 Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
$35
2022 DeMarini The Goods One Piece Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
missouriarcher
2022 DeMarini The Goods One Piece Alloy BBCOR Certified Bat (-3) 28 oz 31" (Used)
$85
Retail price: $350
Louisville Slugger Meta LTD Baseball Bat 31” -8
RT109
Louisville Slugger Meta LTD Baseball Bat 31” -8
$50

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.

Related Searches