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Regular price €1.695,00
Regular price €1.695,00 Sale price €1.695,00
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Delivery from 2 to 10 days

Achieve a 6-pack that will make people sit up and take notice

A strong and functional core requires well-defined abs and lower back. Successful training of these complex muscle groups requires a routine built on a foundation of consistency.

The Body-Solid Pro Dual Ab Crunch Back Extension features a unique rotation position that provides correct crunch-style movement for maximum abdominal contraction. Adjustable seat and foot support rollers allow for ergonomically correct pivot positioning.

With gracefully curved frames constructed of sleek, powder-coated tubing that exhibit a modern, design-forward aesthetic, the Pro•Dual Ab Crunch Back Extension incorporates form, function, and value in a superior modular strength training system.

Best of all, you can buy with confidence, because the Pro Dual Ab Crunch Back Extension is built to last a lifetime and is backed by the strongest warranty in the industry.

The Body-Solid Pro Dual Ab Crunch Back Extension lets you use your instincts to build a stronger core.

Use: This is just the DABB without frame and weights! This Product is not a stand-alone machine, but only an option for the DGYM (Produal Modular Gym)


  • DuraFirm™ upholstery over 5 cm high-density foam
  • Fast and precise adjustments
  • Resistance arm 14 starting positions
  • High-density protective foam rolls (23 cm)
  • Adjustable leg and seat holders
  • Fiberglass reinforced nylon pulleys
  • 5.5mm diameter aircraft cable rated at 1000kg
  • Electrostatic glare and scratch protection layer
  • 6 x 11.75 cm 11 gauge oval tubing
  • Large 23cm diameter dual function adjustable roller pad for comfort in use and proper alignment for abdominal and back exercises.
  • Counterweighted resistance arm with 14 adjustable starting points.
  • The biomechanically angled seat with 5 adjustable gas-assisted positions is user-adjustable to achieve the proper pivot point for the exercise.
  • 6-position adjustable leg pad/footrest provides stability for users of all heights.
  • Ideal for private and commercial use.
  • Entrega segura
  • Devolución fácil
  • Pago 100% seguro
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How does the delivery work?

 Products in stock are delivered within 1 to 5 working days. If you want to call us to consult us, you can do it during office hours at 944 046 060

Standard service or home delivery

You can choose the delivery method that best suits your needs.

with standard service, our non-bulky products, that is, accessories, weights, kettlebells, mats... are delivered to your doorstep. But fitness machines are delivered to the street.

Normally this is not an inconvenience, but if you live in a flat without an elevator and you have bought a 100-200 kg machine, we have a service called "carrying" or "second driver" with which the machine is lifted for you until home.

The price of home delivery service for fitness machines and multi-stations is €60.


Assembly Service

The products on our page are generally for home use and come prepared so that assembly is easy for you. But if you want maximum comfort, we give you the possibility of having a technician come to your home to assemble the machine.

You can hire this assembly service for any cardiovascular exercise equipment purchased at Sportech Fitness.

When the product arrives at your home, the technician will contact you to agree on the date of assembly of the machine. 

The The price of this service (except multi-stations) is €72.

The multistations because the assembly hours are greater, it has a price of 157€.

When buying your fitness machine, you can choose if you want us to deliver the machine to your doorstep, if you want our technical service to assemble it for you, or both.


Shipping rates (Peninsula and Balearic Islands)


Free shipping on purchases over €100

Delivery at home machines/multistations €60

Standard delivery + assembly of fitness machines €72

Standard delivery + mmulti-station assembly 157€

Home delivery + assembly fitness machines €132

Inbring home + multi-station assembly €217



Splitting your purchase at Sportech Fitness is very simple.

Just choose the Defer me option when paying for your purchases (from €299 to €2,500), enter your ID and telephone number and in a few seconds you will have the answer. It is not necessary to justify any type of income or submit the payroll. 

More information in the financing section

Doubts? Send your query

Kareaga Ind. I Street, 31-32, 48278 Markina-Xemein, Bizkaia

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  • Envío Gratis

    A partier de los 150€ de compra con entregas de 1 a días.

  • Pago Seguro

    Ofrecemos pago seguro con SSL con cualquiea de nuestras opciones de pago.

  • Soporte técnico

    Atendemos cualquier incidencia o duda que pueda surgir antes o después de adquirir un producto.

  • Garantía

    Garantía de 3 años para todos los productos de la gama home. Más info aquí.

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¿Por qué nace Sportech fitness?  Corremos triatlones, maratones y La SpartanRace, entre otras pruebas.  Somos  usuarios habituales decintas de correr, bicicletas de spinning, bicicletas estáticas, bicicletas elípticas multi-estaciones, mancuernas, pesas...Priorizamos a marcas fabricantes españolas para estar cerca de nuestros clientes y tener unservicio postventa rápido y eficiente en todas las provincias de España.
Trabajamos con primeras marcas del mercado y productos de gama alta con las últimas tecnologías de entrenamiento y entretenimiento.


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    Nos volcamos en darte el mismo trato personalizado que tendrías en la tienda de al lado de tu casa. 


    Trabajamos en la concienciación de los riesgos para los adolescentes de la sobreexposición a imágenes ideales en rrss


    Ofrecemos servicio técnico en todas las provincias de España para que ofrecer una solución cerca de casa a todo el mundo.