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RBGSL Grand Slam Summer Jam

Announcing The 2018 Grand Slam Summer Jam!

June 15-17, 2018

Go to our Information Page to learn more.

We look forward to seeing all of the teams for a fun-filled weekend of softball!

Per Team Fee - $550
($500/per team if registered by 5/14/18)

RBGSL has been hosting its All-Star post-season tournament, the "RB Grand Slam Summer Jam" for more than 30 years.  The tournament typically hosts teams from all over southern California, including San Diego, Riverside, Orange and Los Angeles counties.

Please email our Tournament Director with any questions at

  Don't forget the many local attractions while you are here as well!

Balboa Park
Sea World
San Diego Zoo and San Diego Zoo Safari Park
Belmont Park
Many Great Beaches and more!


Tournament Results

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