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Ugly Johns Custom Boats
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Grand Lake · Thunder BayTulsa · CatoosaLake EufaulaBeaver Lake · Rocky BranchBeaver Lake · Prairie CreekCarlton Landing432 slips · the marina
Since 1974Why “Ugly”?Meet the teamEventsPress & features
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(918) 782-4414Family owned & operated since 1974 · Oklahoma & Arkansas
Take the tour

Explore the Harris Grand Mariner 250 SLDH

What's aboard

  • Sun protection
  • Tow tower
What's included with every boat

More than a hull

Video coming soon
On-water captain's training

Full specifications

Year
2027
Make
Harris
Model
Grand Mariner 250 SLDH
Category
Power
Class
Pontoon Boats, Runabouts
Condition
New

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Financing

Own it this season

Competitive marine rates, trades welcome, and a real person to walk you through the numbers. Terms up to 20 years on qualifying boats.

  • Competitive marine rates
  • Trade-ins welcome
  • Quick pre-approval
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