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

31" Baseball Bats - Page 37

Shop by Bat Certification

1,430 Results
Shop by Category
2025 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
JDM9
2025 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$240
2025 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
ameliamiller984
2025 Easton Hype Fire Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$230
Retail price: $399
Marucci Cat9 Connect USSSA Certified Alloy 23 oz 31" (Used)
Rio_Marin_IV
Marucci Cat9 Connect USSSA Certified Alloy 23 oz 31" (Used)
$71
2017 DeMarini CF ZEN CBR-17 RE-TOOL 31/23 (SLIGHT RATTLE)
Badboy_Bats
2017 DeMarini CF ZEN CBR-17 RE-TOOL 31/23 (SLIGHT RATTLE)
$385
Marucci CATX Vanta Composite drop 8 USSSA Certified Bat (-8) 23 oz 31" (Used)
roman12382192
Marucci CATX Vanta Composite drop 8 USSSA Certified Bat (-8) 23 oz 31" (Used)
$93
Retail price: $400
2025 Marucci CATX2 Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
Reaganjustine
2025 Marucci CATX2 Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
$134
Retail price: $299
2022 DeMarini CF Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
Roxyboard
2022 DeMarini CF Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$70
2023 Louisville Slugger Select PWR USSSA Certified Bat (-8) Hybrid 23 oz 31" (Used)
WP1983
2023 Louisville Slugger Select PWR USSSA Certified Bat (-8) Hybrid 23 oz 31" (Used)
$80
Retail price: $200
2022 DeMarini Zoa Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
Abrandi
2022 DeMarini Zoa Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$72
DeMarini Zoa Bat (-8) 23 oz 31"
Agov80
DeMarini Zoa Bat (-8) 23 oz 31"
$75
Retail price: $399
Marucci Cat 9 Baseball Bat
marcogianna
Marucci Cat 9 Baseball Bat
$150
AXE (-8) Element Bat
ND_12
AXE (-8) Element Bat
$41
Retail price: $200
USSSA Certified Alloy (-8) 23 oz 31" CAT 7 Bat
Chino_Huerta24
USSSA Certified Alloy (-8) 23 oz 31" CAT 7 Bat
$40
2021 Marucci CAT9 Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
brenhamA
2021 Marucci CAT9 Connect Hybrid USSSA Certified Bat (-8) 23 oz 31" (Used)
$54
Retail price: $300
2020 Marucci CAT9 Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
pax14
2020 Marucci CAT9 Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$95
Retail price: $350
2023 Easton Hype Fire Artic flame Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
scott21t
2023 Easton Hype Fire Artic flame Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$350
Retail price: $499
Soldier Tank 31 -8
Spbalplyer
Soldier Tank 31 -8
$203
Retail price: $335
Used Demarini Bb Sb Usssa 2 3 4 Bat 31" 11859-s000020774
PIASIndyEastSideline Pro
Used Demarini Bb Sb Usssa 2 3 4 Bat 31" 11859-s000020774
$120
Used Demarini CF C8ZL-21 USSSA 2 3/4" Bat 31" -8 Drop 11506-S000272416
sportsopks
Used Demarini CF C8ZL-21 USSSA 2 3/4" Bat 31" -8 Drop 11506-S000272416
$150
Used Rawlings VELO ACP UTZV8 USSSA 2 5/8" Bat 31" -8 Drop 11506-S000272081
sportsopks
Used Rawlings VELO ACP UTZV8 USSSA 2 5/8" Bat 31" -8 Drop 11506-S000272081
$100
Used Rawlings QUATRO PRO UT2Q8 USSSA 2 3/4" Bat 31" -8 Drop 11506-S000271768
sportsopks
Used Rawlings QUATRO PRO UT2Q8 USSSA 2 3/4" Bat 31" -8 Drop 11506-S000271768
$120
Used Kid Pitch (9YO-13YO) AXE Origin Bat USABat Certified (-8) Alloy 23 oz 31"
Cory2019
Used Kid Pitch (9YO-13YO) AXE Origin Bat USABat Certified (-8) Alloy 23 oz 31"
$25
DeMarini USSSA Certified CF Zen (-8) 23 oz 23" (Used)
Christy630
DeMarini USSSA Certified CF Zen (-8) 23 oz 23" (Used)
$100
DeMarini CF Bat
BHart_1
DeMarini CF Bat
$100
Retail price: $350
Tank Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
Nataliemacrn
Tank Composite USSSA Certified Bat (-8) 23 oz 31" (Used)
$230
Retail price: $325
Marucci CAT9 Connect USSSA Certified Bat (-8) Composite 23 oz 31" (Used)
Lb80
Marucci CAT9 Connect USSSA Certified Bat (-8) Composite 23 oz 31" (Used)
$40
Retail price: $140
Used Easton XL1 SL15X18 USSSA 2 5/8" Bat 31" -8 Drop 11506-S000267032
sportsopks
Used Easton XL1 SL15X18 USSSA 2 5/8" Bat 31" -8 Drop 11506-S000267032
$120
New Easton Mav1 SL25 EUT5MAV8 USSSA 2 3/4" Bat 31" -8 Drop 11506-RAWEUT5MAV831
sportsopks
New Easton Mav1 SL25 EUT5MAV8 USSSA 2 3/4" Bat 31" -8 Drop 11506-RAWEUT5MAV831
$250
Used Demarini CF5 CFR13-LE USSSA 2 5/8" Bat 31" -8 Drop 11506-S000269640
sportsopks
Used Demarini CF5 CFR13-LE USSSA 2 5/8" Bat 31" -8 Drop 11506-S000269640
$100
Unknown Brand Custom Bat (-8) 23 oz 31" (Used)
Jakee1491
Unknown Brand Custom Bat (-8) 23 oz 31" (Used)
$155
Retail price: $260
New Easton Tango Bb Sb Usssa 2 3 4 Bat 11859-tango
PIASIndyEastSideline Pro
New Easton Tango Bb Sb Usssa 2 3 4 Bat 11859-tango
$60
Used Axe Avengepro 31" -8 Drop Usssa 2 5 8 Barrel Bats 11859-s000011936
PIASIndyEastSideline Pro
Used Axe Avengepro 31" -8 Drop Usssa 2 5 8 Barrel Bats 11859-s000011936
$150

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