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A removable orifice allows easier maintenance and longer regulator life
Mounting hole distance: 11”
Expandable with blanking plug
it is fully adjustable
Halcyon Big 4.5' SMB Boots A removable orifice allows easierHalcyon Big 4. 5 SMB The Halcyon Big 4. 5 SMB (Surface Marker Buoy) serves as a reliable, 1. 4m long closed circuit alert marker in highly visible orange. Consequently, this SMB lacks an open bottom; divers inflate it using an inflator hose through the fitted one way valve connector. An integrated pressure relief valve is built into the design, specifically allowing for safe deployment from significant depths. Halcyon SMBs consistently provide maximum
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