Bolt-On Roller Cart + Adder Plate Storage for REP x Pepin Adjustable Dumbbells

By Carbon Strength Fitness

Upgrade your REP x Pepin adjustable dumbbells with the ultimate mobility and organization solution.

This bolt-on roller cart is designed to transform your dumbbells into a fully mobile system while adding integrated adder plate storage, keeping everything tight, clean, and ready for your next set.

🔥 Key Features

• Bolt-On Design (No Guesswork)

Precision-fit mounting system attaches securely to your REP x Pepin dumbbell base for a rock-solid hold.

• Smooth-Rolling Mobility

Equipped with durable swivel casters so you can easily move your dumbbells around your gym without dragging or lifting.

• Integrated Adder Plate Storage

Built-in slots keep your adder plates organized, accessible, and off the floor—no more hunting for loose plates mid-workout.

• Heavy-Duty Construction

3D printed using high-strength, carbon fiber–reinforced filament for excellent durability, stiffness, and impact resistance.

• Compact, Low-Profile Design

Maintains a clean footprint while improving usability—perfect for home gyms where space matters.

💪 Why You’ll Love It

Turn your adjustable dumbbells into a mobile workstation

Keep your setup organized and efficient

Reduce strain from lifting heavy bases

Designed specifically for serious lifters who want function + clean aesthetics

📏 Compatibility

Designed for: REP x Pepin Adjustable Dumbbells

Fits securely to the OEM base (no modification required)

⚙️ Materials & Build

Carbon fiber–infused filament

Layer-optimized for maximum strength

Textured matte finish for a premium look

⚠️ Important Notes

Dumbbells and plates not included

Due to the nature of 3D printing, slight cosmetic variations may be present

Built for strength, but avoid dropping from height or abusive use

🛠️ Handmade Quality

Each unit is made to order by Carbon Strength Fitness, focused on high-performance 3D printed gym equipment built for real lifters.