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Halcyon SMB Super Slim Closed Circuit - 1.8m
The Halcyon Super Slim 1.8 m Diver Alert Marker (SMB) is a compact, high-visibility surface marker buoy designed for safe and reliable deployment from depth. With a super slim 15 cm profile and a height of 1.8 metres (6 ft) , it offers excellent surface visibility while remaining easy to carry and stow. Made from durable 200 denier nylon , this SMB provides approximately 5.5 kg / 12 lb of lift , suitable for both recreational and technical diving. An integrated over-pressure relief valve (OPV) allows controlled inflation at depth, preventing over-expansion during ascent.
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The Halcyon Super Slim 1.8 m Diver Alert Marker (SMB) is a compact, high-visibility surface marker buoy designed for safe and reliable deployment from depth. With a super slim 15 cm profile and a height of 1.8 metres (6 ft) , it offers excellent surface visibility while remaining easy to carry and stow. Made from durable 200 denier nylon , this SMB provides approximately 5.5 kg / 12 lb of lift , suitable for both recreational and technical diving. An integrated over-pressure relief valve (OPV) allows controlled inflation at depth, preventing over-expansion during ascent.