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Back extension VS-S52

MATRIX / Versa

Back extension

VS-S52

Versa Back Extension

A selectorized weight stack station for abdominal and lower-back training.

  • Dedicated personal storage.
Dimensions (L × W × H)
133.5 × 126.4 × 167.1 cm
Standard weight stack
72 kg
Heavy weight stack
104 kg

PRODUCT DATA / VS-S52

All the details in one place.

Manufacturer specifications for the displayed version. Static and in-use dimensions are listed separately where published. Clearance, electrical and anchoring requirements will be verified during installation planning.

Performance & training system

Weight stack guarding
Full front and rear guards
Incremental weight system
5 lbs (2.3 kg)
Weight stack height
Yes
Total stack weight
Heavy: 230 lbs (104 kg), Standard: 160 lbs (72 kg)
Weight increments
Heavy: 15 lbs (6.8 kg) & 10 lbs (4.5 kg), Standard: 10 lbs (4.5 kg)
Cable system
Internally lubricated cables & fittings

Display, data & connectivity

Equipment usage tracking
Service mode tracks total reps and hours of use
Rep counter battery life
Approximately 3 years
Rep counter power supply
Two AA batteries
Rep counter
Electronic counter displays reps, exercise time and rest time & provides towel holder hook

Construction, comfort & adjustment

Machine anchoring
Machine anchoring locations
Color-coded pivots and adjustment points
Yes
Adjustable Start Position
Adjustable Start Position
Frame finish
Manufacturer’s proprietary two-coat powder process
Frame color
Iced Silver
Personal storage
Bottle holder, storage area and towel holder (Towel Holder on Rep Counter Only)
Rear placards
Color-coded machine identification & machine specific stretching
Front placards
Muscle call outs, machine specific stretching, start & finish exercise illustrations, proper machine movements
Placard color coding
Green (core)

Dimensions, weight & installation

Dimensions (L × W × H)
133.5 x 126.4 x 167.1 cm / 52.6” x 49.8” x 65.8”
Product features — manufacturer details
  • Heavy or light weight stack
  • * Ergonomic adjustment handles for user comfort and ease of use
  • Versa+ Package (as shown)
  • Contoured back pad for enhanced user comfort
  • Multi-position foot placement accommodates a variety of users
  • Foot support kit accommodates users of all sizes for additional lower body support
  • * Incremental weight
  • * Decorative aluminum cast wing

CONFIGURE YOUR MATRIX

Configuration is part of the choice.

The model, display, finish and weight stack depend on the available options. The selection tool lists Eurotec configurations and lets you add the required version to your equipment list.

Back extension Base Heavy

Base Heavy

VS-S52

Manufacturer image for the configuration Base. Configuration for Heavy uses the same exterior structure.

Select this version

DOCUMENTS / STAY IN THE DETAILS

Product dossier & manufacturer documents.

PRODUCT DOSSIER

Printable product dossier

The images, specifications and options on this page, formatted for printing or saving as PDF through your browser.

MATRIX 2026 / OFFICIAL PDF

Strength catalog 2026

The complete manufacturer catalog opens in a separate tab. Your product dossier stays open so you can continue selecting equipment.

Open catalog · PDF
Sources & manufacturer website

Specifications are based on data from MATRIX in this site’s catalog. Manufacturer specifications may change; final configuration, availability, warranty and delivery will be defined in the Eurotec quotation.

Open the source page at MATRIX ↗
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