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Gran Slam Sports Betting Review

Updated: .May 18, 2015

Grand Slam Sports Betting is an up and coming sportsbook managed by Business Management International S.A. along with sister sportsbooks YouWager, Bet Prime Time, HanPlayer, and Wager7.

Grand Slam Sports Betting has a wide selection of wager types on all major sports, their customer support is excellent and their sign up bonus is decent but the payouts can take up to 4 weeks.

Additional Information:


Bonus: Bonus: 30%

Grand Slam Sports Betting Facts:

– Nice website

– Great software

– Excellent customer support

– Decent bonus

– Payouts can take up to 4 weeks

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