Shop by Bat Certification
770 Results
![Used 2021 Marucci CAT9 Composite (31") USSSA Certified Baseball Bat - 21 oz (-10)](https://edge.images.sidelineswap.com/production/062/483/259/731b9dfcee3cba3e_original.jpeg?height=500&optimize=high)
Rebound_Sports
Used 2021 Marucci CAT9 Composite (31") USSSA Certified Baseball Bat - 21 oz (-10)
$52
Retail price: $349![New Rawlings 5150 USSSA -10 Baseball Bat 31" - 21 oz.](https://edge.images.sidelineswap.com/production/060/629/223/cf4b25345e8202e4_original.jpeg?height=500&optimize=high)
sfssports
![Used 2021 Louisville Slugger Meta (31") USSSA Certified Composite Baseball Bat - 21 oz (-10)](https://edge.images.sidelineswap.com/production/061/542/389/029df4a9b6b436a1_original.jpeg?height=500&optimize=high)
Rebound_Sports
![Used Baseball Starter Set (Baseball Bat & Bag)](https://edge.images.sidelineswap.com/production/065/888/029/24c272cf8d660935_original.jpeg?height=500&optimize=high)
GreatLakeSports
![2015 Easton Mako XL (31") Composite Baseball Bat - 21 oz (-10) | USSSA Certified](https://edge.images.sidelineswap.com/production/064/456/756/edc8ffc238aa1157_original.jpeg?height=500&optimize=high)
Rebound_Sports
2015 Easton Mako XL (31") Composite Baseball Bat - 21 oz (-10) | USSSA Certified
$90
Retail price: $350![New 2023 Easton ADV 360 USA Baseball Certified Bat Composite 31" - 21 oz (-10)](https://edge.images.sidelineswap.com/production/068/839/133/441b166291a20903_original.jpeg?height=500&optimize=high)
KleenNHardSport
New 2023 Easton ADV 360 USA Baseball Certified Bat Composite 31" - 21 oz (-10)
$280
Retail price: $350![New Demarini The Goods (-10) 2 3/4" USSSA Baseball Bat 31" - 21 oz.](https://edge.images.sidelineswap.com/production/060/630/019/868d6ea65d210499_original.jpeg?height=500&optimize=high)
sfssports
![RAWLINGS RX4 USRX8 USA YOUTH BASEBALL BAT 29”/21 OZ -8 2 5/8” DIA.](https://edge.images.sidelineswap.com/production/069/744/642/11e7a098f6928734_original.jpeg?height=500&optimize=high)
Barrondowse
![Used Rawlings 21 oz 29" Bat](https://edge.images.sidelineswap.com/production/053/799/739/2ffcd425a00b6cff_original.jpeg?height=500&optimize=high)
Jenmac
![*NEW* 2025 Marucci CAT X2 CONNECT USA 29/21 oz Youth Baseball Bat MSBCCX28USA w/Warranty](https://edge.images.sidelineswap.com/production/070/231/306/66a69d1d8acef560_original.jpeg?height=500&optimize=high)
ProtechProducts
![Louisville Slugger Select USA 31 drop 10 (-10) Baseball Bat 31" 21 oz USABat 31/21](https://edge.images.sidelineswap.com/production/076/450/545/e2303815efd05928_original.jpeg?height=500&optimize=high)
jzmcgowan
Louisville Slugger Select USA 31 drop 10 (-10) Baseball Bat 31" 21 oz USABat 31/21
$79
Retail price: $299![*NEW* Axe Elite One 31" / 21 oz Alloy 2¾″ USSSA Baseball Bat L43J -w/Warranty ►FREE SHIPPING◄](https://edge.images.sidelineswap.com/production/064/422/161/ec92f68159778afe_original.jpeg?height=500&optimize=high)
ProtechProducts
![2025 Easton Hype Fire 31" / 21 oz USSSA Travel Baseball Bat 2¾" Big Barrel ►2-DAY SHIPPING◄](https://edge.images.sidelineswap.com/production/077/627/789/086cc63b23261bc2_original.jpeg?height=500&optimize=high)
ProtechProducts
![*NEW* 2025 DeMarini ZEN USSSA 29" / 21 oz Composite 2¾" Travel Baseball Bat -WBD2533010 ►2-DAY SHIP◄](https://edge.images.sidelineswap.com/production/069/055/490/7fa2b2bf2b4890d2_original.jpeg?height=500&optimize=high)
ProtechProducts
![*NEW* 2025 DeMarini ZEN USSSA 31" / 21 oz Composite 2¾" Travel Baseball Bat -WBD2532010 ►2-DAY SHIP◄](https://edge.images.sidelineswap.com/production/069/055/648/09be725cfef6bfea_original.jpeg?height=500&optimize=high)
ProtechProducts
![2025 Easton Hype Fire 29" / 21 oz USSSA Travel Baseball Bat 2¾" Big Barrel ►2-DAY SHIPPING◄](https://edge.images.sidelineswap.com/production/077/627/838/e7c9a1cd5a07e91a_original.jpeg?height=500&optimize=high)
ProtechProducts
![Marucci (-8) 21 oz 29" (Used) Bat](https://edge.images.sidelineswap.com/production/077/138/786/b6a325f868b930f8_original.jpeg?height=500&optimize=high)
Funruh2
![2025 Rawlings Icon 31" / 21 oz USSSA Travel Baseball Bat 2 3/4" Big Barrel ►2-DAY SHIP◄](https://edge.images.sidelineswap.com/production/077/628/198/551ae0be349e2b02_original.jpeg?height=500&optimize=high)
ProtechProducts
2025 Rawlings Icon 31" / 21 oz USSSA Travel Baseball Bat 2 3/4" Big Barrel ►2-DAY SHIP◄
$400
Retail price: $400![2025 Rawlings Icon 29" / 21 oz USSSA Travel Baseball Bat 2 3/4" Big Barrel ►2-DAY SHIP◄](https://edge.images.sidelineswap.com/production/077/628/359/ed0899c3d836af4c_original.jpeg?height=500&optimize=high)
ProtechProducts
2025 Rawlings Icon 29" / 21 oz USSSA Travel Baseball Bat 2 3/4" Big Barrel ►2-DAY SHIP◄
$400
Retail price: $400![Used Easton (-10) 21 oz 31" S3 Bat](https://edge.images.sidelineswap.com/production/067/662/339/c8300c09531026df_original.jpeg?height=500&optimize=high)
npawczuk
![Used DeMarini (-10) 21 oz 31" Vexxum Bat](https://edge.images.sidelineswap.com/production/069/671/881/dd7f404423cc7253_original.jpeg?height=500&optimize=high)
CS_Sports
![Used Easton (-10) 21 oz 31" S1 Bat](https://edge.images.sidelineswap.com/production/069/055/444/9e0f1c76f6364aa3_original.jpeg?height=500&optimize=high)
CS_Sports
![Used Easton (-10) 21 oz 31" Speed Bat](https://edge.images.sidelineswap.com/production/065/788/594/e365bf3d01b75f80_original.jpeg?height=500&optimize=high)
JaggerP09
![Used Marucci (-10) 21 oz 31" Hex Bat](https://edge.images.sidelineswap.com/production/061/738/405/51196d59d21b1665_original.jpeg?height=500&optimize=high)
PIASLincolnNE
![Used DeMarini (-10) 21 oz 31" CF Bat](https://edge.images.sidelineswap.com/production/076/458/661/ec184900eb095172_original.jpeg?height=500&optimize=high)
smit07
![2025 Rawlings Icon 29" / 21 oz USA Little League Pony Baseball Bat 2 5/8" Big Barrel ►2-DAY SHIP◄](https://edge.images.sidelineswap.com/production/077/628/197/0d28c215cc50c7db_original.jpeg?height=500&optimize=high)
ProtechProducts
![Used Rawlings Alloy RX4 Bat (-8) 21 oz 29"](https://edge.images.sidelineswap.com/production/045/163/187/ebfb5783f91418e8_original.jpeg?height=500&optimize=high)
WNY_SportsGear
![Used 2016 Easton (-10) 21 oz 31" Mako Bat](https://edge.images.sidelineswap.com/production/069/549/411/73300c090cff57be_original.jpeg?height=500&optimize=high)
Ryankontos33
![Used Louisville Slugger (-10) 21 oz 31" Meta Bat](https://edge.images.sidelineswap.com/production/052/664/112/76e41f31da8f56c8_original.jpeg?height=500&optimize=high)
Jellis318
![Used 2021 Composite (-10) 21 oz 31" Meta Bat](https://edge.images.sidelineswap.com/production/052/902/259/ce9a1456cff0b90b_original.jpeg?height=500&optimize=high)
mpolidoro
![2022 Marucci USSSA Certified (-5) 26.5 oz 32" (Used)](https://edge.images.sidelineswap.com/production/078/344/023/bbfa57aed80ea62c_original.jpeg?height=500&optimize=high)
GGavin374