Strength Training
Adjustable Dumbbell Set 20kg
Space-saving adjustable dumbbells for home workouts.
R1,450 / each
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From your home gym to the mountain trail, we deliver the gear that helps you train harder and explore further.
Nationwide delivery
Straight to your door
Curated for performance
Every item field-tested
Direct support
Talk to us on WhatsApp
Handpicked for the way you train, run, and recover — ready to ship from our online shop.
Space-saving adjustable dumbbells for home workouts.
Grippy, lightweight shoes for off-road running.
Adjustable resistance mask for cardio conditioning.
Compact, portable chair for camping and sports days.
See everything we sell in our full online shop.
We are a Pretoria-based team obsessed with finding gear that genuinely performs. Every item we list has been chosen for its durability, function, and value, so you can shop with confidence. Our focus is simple: deliver the right equipment to your door, fast. When you reach out, you are talking to people who use this gear themselves — not a call centre.
We test what we sell. Meet the crew behind Rethanelmath Performance.
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As a dropshipping sports shop, most orders arrive within 3 to 7 business days depending on your location. We will keep you updated via WhatsApp once your order is confirmed.
We operate primarily online to keep our prices competitive, but we are based in Pretoria and happy to chat in person if you want to arrange a time to discuss your gear needs.
Absolutely. Message us on WhatsApp with your training goals or outdoor plans, and our team will recommend the best gear for your needs and budget.
Once you submit an enquiry for a product, we will reach out to arrange payment securely. We do not process online payments directly on the site.
Contact us immediately with a photo of the item and packaging. We will work with our suppliers to resolve it and get you a replacement or refund as quickly as possible.
Send us a message and we’ll get back to you within business hours.
Pretoria, South Africa
Mon – Fri: 08:30 – 17:00
Saturday: 09:00 – 13:00
Sunday: Closed
Real reviews from real customers
The Adjustable Dumbbell Set 20kg is top quality and has completely upgraded my home workouts. Rethanelmath performance delivered it super fast right here in Pretoria.
Bandile U.
I grabbed the Trail Running Shoes last week and they give me incredible grip on every path. You definitely get great value for your money with these guys.
Phumzile Y.
I bought the High-Altitude Training Mask to boost my cardio sessions. The staff was so friendly and the whole buying process was incredibly easy.
Jessica E.
The Folding Camping Chair is super comfortable and easy to pack up for weekend trips. Really impressed with the awesome service from this Pretoria shop!
Khanya X.
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