Tecline Semi-Closed Surface Marker Buoy (SMB) buoyancy compensator parts Drop us an email at

Drop us an email at info@300bar

as well as our SPGs

1 x Tecline 3mm Stainless Steel Backplate

While the European DIN (G5/8) tank valve is the preferred breathing gas connector standard

Tecline Semi-Closed Surface Marker Buoy (SMB) buoyancy compensator parts Drop us an email atThe Tecline Semi Closed Surface Marker Buoy is a high visibility signalling device that allows the position of divers to be seen from the surface. All divers should at least carry a high visibility inflatable signalling device with them. It can be invaluable, as you'll never know when you need to let people on the surface know your position, or to signal to your dive boat after a dive, if you've drifted away. The semi closed SMB is 122cm 4ft long and