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Marucci Baseball Bats

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2023 Marucci CATX Connect Hybrid Bat BBCOR Certified (-3) Hybrid 29 oz 32" (Used)
QuickChangeSideline Pro+
2023 Marucci CATX Connect Hybrid Bat BBCOR Certified (-3) Hybrid 29 oz 32" (Used)
$128
Retail price: $400
2023 Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31" (Used)
QuickChangeSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31" (Used)
$82
Retail price: $400
LIKE NEW - 2025 Marucci CATX2 Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
jakescherrer
LIKE NEW - 2025 Marucci CATX2 Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
$135
Retail price: $399
2018 Marucci F5 Bat USSSA Certified (-10) Alloy 21 oz 31"
blowout_bargainsSideline Pro+
2018 Marucci F5 Bat USSSA Certified (-10) Alloy 21 oz 31"
$33
2023 Marucci CAT X Composite USSSA Certified Bat (-5) 25 oz 30" (Used)
allstarbatvault
2023 Marucci CAT X Composite USSSA Certified Bat (-5) 25 oz 30" (Used)
$90
Retail price: $400
2023 Marucci CAT X Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
allstarbatvault
2023 Marucci CAT X Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
$70
Retail price: $400
2023 Marucci CATX Connect Hybrid Bat USSSA Certified (-10) Hybrid 20 oz 30" (Used)
Game_ReadySideline Pro+
2023 Marucci CATX Connect Hybrid Bat USSSA Certified (-10) Hybrid 20 oz 30" (Used)
$73
Retail price: $380
2023 Marucci CATX Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
Ashleynap
2023 Marucci CATX Alloy USSSA Certified Bat (-8) 23 oz 31" (Used)
$60
2023 Marucci CAT X Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
Mamachelle22
2023 Marucci CAT X Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
$80
Retail price: $350
Used USSSA Certified 2021 Marucci Alloy CAT9 Connect Bat (-10) 19 oz 29"
GBStruck18
Used USSSA Certified 2021 Marucci Alloy CAT9 Connect Bat (-10) 19 oz 29"
$80$8910% OFF
27% PRICE DROP
Retail price: $299
2025 Marucci CATX2 Alloy Bat USSSA Certified (-8) 23 oz 31"
Rebound_SportsSideline Pro+
2025 Marucci CATX2 Alloy Bat USSSA Certified (-8) 23 oz 31"
$79
Retail price: $300
2023 Marucci CAT X Composite Bat USSSA Certified (-5) Composite 25 oz 30"
Rebound_SportsSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-5) Composite 25 oz 30"
$82
Retail price: $400
2023 Marucci CAT X Composite Bat USSSA Certified (-10) Composite 20 oz 30" (Used)
Rebound_SportsSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-10) Composite 20 oz 30" (Used)
$91
Retail price: $400
2023 Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
Rebound_SportsSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-8) Composite 23 oz 31"
$82
Retail price: $400
2023 Marucci CAT X Composite Bat USSSA Certified (-10) Composite 19 oz 29"
Rebound_SportsSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-10) Composite 19 oz 29"
$86
Retail price: $400
2023 Marucci CAT X Composite Bat USSSA Certified (-10) 20 oz 30"
Rebound_SportsSideline Pro+
2023 Marucci CAT X Composite Bat USSSA Certified (-10) 20 oz 30"
$86
Retail price: $400
2024 Marucci CATX Vanta Composite Bat USSSA Certified (-10) Composite 20 oz 30"
Rebound_SportsSideline Pro+
2024 Marucci CATX Vanta Composite Bat USSSA Certified (-10) Composite 20 oz 30"
$99
Retail price: $420
2025 Marucci CATX2 Alloy Bat USSSA Certified (-10) Alloy 19 oz 29"
Rebound_SportsSideline Pro+
2025 Marucci CATX2 Alloy Bat USSSA Certified (-10) Alloy 19 oz 29"
$94
Retail price: $300
2019 Marucci CAT Composite Bat USSSA Certified (-10) Composite 21 oz 31" (Used)
EmpireSportsSideline Pro+
2019 Marucci CAT Composite Bat USSSA Certified (-10) Composite 21 oz 31" (Used)
$85
Retail price: $350
2021 Marucci CAT9 Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
Katyhegg1
2021 Marucci CAT9 Composite USSSA Certified Bat (-8) 22 oz 30" (Used)
$59
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
blowout_bargainsSideline Pro+
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
$42
Retail price: $280
2025 Marucci CATX Alloy USABat Certified Bat (-8) 22 oz 30" (Used)
eprudencio
2025 Marucci CATX Alloy USABat Certified Bat (-8) 22 oz 30" (Used)
$100
2024 Marucci CATX2 Composite USSSA Certified Bat (-10) 20 oz 30" (Used)
hagyst1
2024 Marucci CATX2 Composite USSSA Certified Bat (-10) 20 oz 30" (Used)
$180$20010% OFF
10% PRICE DROP
Retail price: $399
2021 Marucci USSSA Certified Bat (-10) 18 oz 28" (Used)
JD_Kim3
2021 Marucci USSSA Certified Bat (-10) 18 oz 28" (Used)
$45
2023 Marucci CATX Alloy BBCOR Certified Bat (-3) 29.5 oz 32.5" (Used)
JD_Kim3
2023 Marucci CATX Alloy BBCOR Certified Bat (-3) 29.5 oz 32.5" (Used)
$100
2020 Marucci Gamer BBCOR Certified Bat 30 oz 32" (Used)
JD_Kim3
2020 Marucci Gamer BBCOR Certified Bat 30 oz 32" (Used)
$50
RATTLE 2023 Marucci CAT X Composite Bat USSSA Certified (-5) Composite 26 oz 31"
blowout_bargainsSideline Pro+
RATTLE 2023 Marucci CAT X Composite Bat USSSA Certified (-5) Composite 26 oz 31"
$82
Retail price: $400
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
blowout_bargainsSideline Pro+
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
$42
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
blowout_bargainsSideline Pro+
Used USSSA Certified Marucci CAT 9 Alloy Bat -10 21OZ 31"
$42
Retail price: $280
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 29OZ 32"
blowout_bargainsSideline Pro+
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 29OZ 32"
$35
Retail price: $230
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 30OZ 33"
blowout_bargainsSideline Pro+
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 30OZ 33"
$35
Retail price: $230
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 30OZ 33"
blowout_bargainsSideline Pro+
Used BBCOR Certified Marucci CAT 7 Alloy Bat -3 30OZ 33"
$35
Retail price: $230

Discover Marucci Baseball Bats

At SidelineSwap, we offer an extensive collection of Marucci baseball bats, perfect for players of all ages. Our inventory includes both new and used options, ensuring affordability without sacrificing quality. With prices slashed up to 70%, you can find top models like the Marucci CAT X and CAT9 at unbeatable prices.

Shop by Bat Certification

Choosing the right bat is essential for performance. That's why we categorize our selection by certification:

  • USSSA Certified: Perfect for youth leagues, ensuring compliance with regulations.
  • BBCOR Certified: Ideal for high school and college players, providing a balanced feel.
  • USABat Certified: Designed for younger players transitioning to bigger leagues.

Our platform also features a community of experts ready to offer tips and guidance. With fast shipping options and buyer protection, your shopping experience is both convenient and secure. Whether you’re shopping for a training bat or a game-ready model, SidelineSwap is your go-to destination for all things baseball.

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