This large, 7 ft (2.1 m) SMB is the one you want when you know that you will be diving in a location known for strong wind and currents. The large diameter will help keep it vertical in adverse conditions and and will be more easily seen by boats.
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7 ft (2.1 m) long x 15 in (381 mm) circumference, 5 in (127 mm) diameter
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Mil-Spec, urethane backed, nylon material
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SOLAS reflective tape on both sides for maximum visibility
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Elastic loop at top for chemical light attachment
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Stainless steel D-ring at top for slate attachment
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Lifting handle at top of tube
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2 in (50 mm) diameter over pressure relief valve with pull for manual release
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Combination oral and BC QD inflator
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Anti-spill bottom with baffle to allow easy fill from any second stage
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Lifting strap with stainless steel D-ring at bottom
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18 in (46 cm) step-thru leg harness with stainless steel D-ring
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50 lbs (23 kg) of positive lift