Derdepoort. Pretoria.

Train Hard.Stay Sharp.

Strength, conditioning and personal training above the chemist at Zambezi Office Park. No frills, no fluff, just work that gets results.

Flex Fitness Gym shark logo
6AM
Early Risers Welcome
1:1
Personal Training
6
Days a Week
1K+
Community Strong
Athlete training with determination
Who We Are

Not a fitness club. A training ground.

Flex Fitness Gym is a community-driven training space in the heart of Derdepoort. We skip the chrome-and-mirrors theatrics and focus on what actually moves the needle: compound lifts, real conditioning, and consistent coaching.

Whether you are chasing your first pull-up, rebuilding after an injury, or trying to outwork yesterday's version of yourself, you belong in this room.

Open six days a week. Walk-ins welcome. First session is on us.

What We Offer

Training that actually works.

Programming built around proven fundamentals. Coaches who show up. Equipment that does not pretend.

Strength Training

Barbells, dumbbells, racks, plates. Everything you need to progressive-overload your way to real, measurable strength.

Conditioning

Circuits, intervals, and conditioning work that builds the engine behind the muscle. Fat loss follows as a side effect.

Personal Training

One-on-one coaching tailored to your goals, schedule, and injuries. Accountability built in, ego checked at the door.

Group Sessions

Coached group workouts that push you harder than you would push yourself. Community is the best accountability there is.

Mobility & Recovery

Stretch zones and recovery protocols to keep you training instead of rehabbing. Longevity is the real flex.

Goal Tracking

Clear milestones, measured progress, honest feedback. No magic, just consistent work that compounds over time.

Why Flex

Built for the long haul.

There are bigger gyms in Pretoria. None of them will know your name, your deadlift PR, or why your left shoulder is tight this week. We do.

01

Coaches who coach

You get actual form cues, progressions, and programming. Not a sales pitch and a locker key.

02

Honest equipment

Barbells, racks, dumbbells, sleds. Everything maintained. Nothing you have to queue 30 minutes for.

03

Real community

Members hold each other accountable. You will show up even on days you do not feel like it, because someone will notice if you do not.

04

Flexible access

Open from 5am for the early birds and until 8pm for the after-work crew. Walk in and train when it suits you.

Plan Your Visit

Come see the gym.

First floor above the chemist at Zambezi Office Park, corner of Moloto Road and Sefako Makgatho Drive. Parking is right outside.

Opening Hours

  • Monday05:00 to 20:00
  • Tuesday05:00 to 20:00
  • Wednesday05:00 to 20:00
  • Thursday05:00 to 20:00
  • Friday05:00 to 18:00
  • Saturday07:00 to 14:00
  • SundayClosed

Find Us

Zambezi Office Park, First Floor
Above Chemist
C/o Moloto Rd & Sefako Makgatho Dr
Derdepoort, Pretoria, 0186
South Africa
079 380 4908

Ready to train?

Your first session is free. Come see if we are the right fit.

Message on WhatsApp