ScubaPro S-TEK Pro Back Plate / Wing Harness System for Single or Twin Tank Diving - BCD402 30LB

Three lift options

30 LB - For convenience, the system is sold as a comprehensive kit including the Pro Harness with Back Plate, 30lb Donut Wing and Single Tank Adapter.

40 LB - For convenience, the system is sold as a complete kit for twin tank diving. Each kit includes a Pro Harness with Back Plate and a 40-lb Donut Wing.

60 LB - For convenience, the system is sold as a complete kit for twin tank diving. Each kit includes a Pro Harness with Back Plate and a 60-lb Donut Wing.

Offering a revolutionary design that will make your time at depth more comfortable and enjoyable, the back plate features adjustable TEK LOC shoulders to ensure a snug fit while the donut wing delivers reliable buoyancy control regardless of diving position thanks to its rounded profile.

Comfortable and Convenient Back Plate
The 3D-formed back plate features a softened organic shape, curved central profile, and fully radiused edges for greater comfort.

The S-Tek Pro Harness includes recessed Wing-Nut Sockets that are compatible with standard 8mm and 10mm Wing Nuts or the included S-Tek Ergo Nuts, which are designed to be used with cold, wet, or gloved hands.

Durable Donut Wing
Delivering industry-leading abrasion resistance that's great for cave diving, the S-Tek Donut Wing's outer shell is made from durable, performance-oriented 1000D Cordura fabric, while the inner bladder is made from 500D Cordura.

Additionally, the wing's rounded profile reduces air trapping, helping ensure smooth, controlled air migration.

Smooth, Balanced Tek BPI
The S-Tek Donut Wing includes the Tek BPI (Balanced Power Inflator) with a K-style layout, providing an extremely robust, lightweight design for smooth, balanced air control during inflation and deflation.

It features an easy-to-control balanced inflation button, a rotating soft mouthpiece for comfortable oral inflation, and an ergonomic design.    

• Molded Monprene pads cushion shoulders, waist and back for increased comfort.
• Shoulder buckle and D-ring heights can be adjusted to suit different torso lengths.
• 3D formed back plate features a softened organic shape, curved central profile and fully radiused edges for greater comfort
• EVO Angle webbing slots allow for a more natural webbing routing that increases diver comfort and reduces abrasion.
• Recessed Wing Nut Socket features S-Tek Ergo Nuts that are ergonomically designed to be used with cold, wet or gloved hands, easy to tighten/loosen and flush mounted to prevent suit abrasion. Recessed Wing Nut socket is also compatible with standard wing nuts.
• Back plate provides mounting points for trim weights, an argon tank mounting point and a convenient built-in carry handle.
• Branded silicone epaulet on the left shoulder and branded silicone guide bands keep inflator hose and straps in place.

What Our Experts Think

• Technical Diving Precision: The Scubapro S-TEK Pro Back Plate/Wing Harness System is engineered for single and twin-tank diving, offering exceptional control and stability.
• Durable Stainless Steel or Aluminum Back Plate: Provides customizable weight distribution and long-lasting durability, ideal for technical and deep diving.
• Streamlined Wing Design: The 30lb lift capacity air cell ensures optimal buoyancy and trim, reducing drag for effortless movement underwater.
• Fully Adjustable Harness System: Features continuous webbing with multiple D-rings, allowing for precise fit and gear attachment.
• Modular & Customizable Setup: Compatible with various wing sizes, plates, and accessories, making it perfect for personalized dive configurations.

Q&A

Q: What is the Scubapro S-TEK Pro Back Plate/Wing Harness System?
A: The Scubapro S-TEK Pro is a technical diving BCD designed for single or twin tank diving, offering superior stability, customization, and durability.

Q: What makes this system unique?
A: It features a rugged stainless steel or aluminum backplate, a modular wing and harness system, and adjustable straps for a personalized fit.

Q: Is it suitable for technical diving?
A: Yes, it is built for serious technical divers, providing enhanced buoyancy control, trim, and comfort in deep or extended dives.

Q: Can this system be customized?
A: Absolutely! The modular design allows for various wing sizes, harness adjustments, and accessory attachments to fit different diving styles.

Q: Why choose the Scubapro S-TEK Pro?
A: It delivers top-tier durability, flexibility, and streamlined performance, making it ideal for experienced divers seeking a reliable backplate/wing system.

Maintenance Tips

• Rinse After Use: Thoroughly rinse with fresh water to remove salt, sand, and debris.
• Inspect Webbing & Hardware: Check straps, buckles, D-rings, and bolts for wear, fraying, or corrosion.
• Bladder Care: Inflate and rinse the wing's interior with fresh water, then drain completely.
• Inflator & Valve Maintenance: Rinse and operate the inflator and dump valves to ensure smooth function.
• Proper Drying: Hang in a cool, shaded area to air dry completely before storage.
• Storage: Store in a dry place, avoiding direct sunlight and compression of the wing.
• Hose & Fitting Inspection: Ensure inflator hoses and connections are secure and leak-free.
• Annual Servicing: Have the system inspected and serviced by a professional yearly for optimal performance.