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Used Scubapro SMB Orange Nylon 210D (4.5 ft)

Scubapro  |  SKU: SPRO-40.312.001+OB
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Sale price $68.99 Regular price $86.00
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In stock — ships from Irvine, CA



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Condition Note

May be missing original packaging and minor blemishes (not noticeable after 1-2 dives). This product does not carry a valid manufacturer warranty.

Product Conditions

  • Open Box: This product is Open Box. It is generally unused, either returned by a customer or displayed in our showroom, and may have minor, unnoticeable blemishes. Original packaging may be damaged or missing.


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Product Information

This compact SMB (surface marker buoy) folds into a small package for easy stowing while diving, then deploys quickly once you reach the surface. Made of rugged 210D nylon with HF welded seams, the bottom is sealed and a metal inflator and 42mm exhaust valve are included. There’s a stainless D-ring and bungee loop on the lower end, with a plastic D-ring on top for a flashlight.

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

Frequently Asked Questions

What is the difference between the 3.5 ft and 4.5 ft Scubapro SMB?

The 3.5 ft buoy (SKU 40.310.001) is 42 in / 104 cm by 6 in / 16 cm, weighs 0.3858 lb and has a 25 mm stainless steel D-ring with bungee loop. The 4.5 ft buoy (SKU 40.312.001) is 55 in / 140 cm by 7 in / 18 cm, weighs 0.5027 lb, uses a 40 mm stainless steel D-ring and adds a professional grade double inflation system with a one way integrated valve.

How do you inflate this Scubapro surface marker buoy?

The SMB uses a metal inflator with a 42 mm exhaust valve; the 4.5 ft version adds a double inflation system with a one-way integrated valve. The 4.5 ft professional grade version goes further with a double inflation system and a one way integrated valve for one-handed operation, and Scubapro lists it as usable with an LPI/BCD hose. The body is 210D nylon with HF welded seams and a sealed bottom.

Can I attach a dive light to this SMB?

Yes. There is a plastic D-ring on top of the buoy for attaching a flashlight. On the lower end you also get a stainless steel D-ring with a bungee loop, 25 mm on the 3.5 ft size and 40 mm on the 4.5 ft size, for clipping off accessories or gear.

Does it pack down small enough to carry on a dive?

Yes. Scubapro designed it to fold into a small package for easy stowing while diving; the 3.5 ft weighs 0.3858 lb and the 4.5 ft 0.5027 lb.