Strength training that keeps runners running

One exercise. Anywhere

Abene - track athlete

"At speed, any wobble shows up fast. Once my knee stayed tracked, I could actually push"

Dylan - run club founder

"After my knee injury, I needed something repeatable. Once balance wasn’t the limiter, strength made sense again"

Marie-Pier - casual runner

“I was working hard but getting nowhere. When I stopped wobbling, everything finally clicked.”

Runners don’t need 20 exercises

They need one that transfers

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ARC

Meet the real physical enabler for better movement

Tap the + symbol to explore what changes when your body feels in control.

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Precision Anchor

3D‑sculpted to lock your foot in place so you stop wobbling and start moving with control.

Locked-In Base

Straps and grip keep ARC planted so you can focus on your body, not the block.

Contoured Support

Soft cradle under your foot that removes slipping and pressure.

Goes Anywhere

Light to carry, tough to train on. Stability wherever you need it.
. Pre-Release Sale
Black gym equipment on a white background and on display podium.
A black Bulgarian Split Squat Stability Block placed on top of a white podium, with its packaging box showing the product illustration.
Comparison of ARC Standard Packaging and ARC Signature Packaging by SuprsetGym on a gray and white background.
Two people exercising with kettlebells, foot placed on ARC with a white background
Woman in black athletic wear performing a squat in a home gym setting.
Man exercising with a kettlebell with foot placed on the ARC with a white background
Woman holding the ARC Signature Packaging
Woman exercising with Bulgarian split squat stability block (ARC) and dumbbells with foot placed on ARC in a living room setting
Person exercising with dumbbells in a modern living room with city view
Woman in blue athletic wear posing and doing the Bulgarian split squat on steps with stability block on steps of modern buildings in the background using
Woman in athletic wear doing the Bulgarian split squat with Stability Block ARC exercising with a dumbbell outdoors on a sunny day
Bulgarian Stability block with pair of white and orange running shoes on a track.
Bulgarian split squat anchor installed to aerobic steppers with a mat and a barbell.
ARC Signature Packaging in white with black graphics and text on a white surface and placed on podium.
SUP'R'SETGYM

ARC - Bulgarian Split Squat Stability Block

Sale price$46.00 Regular price$56.00
Save $10.00

Built for single-leg strength that transfers to running.

ARC gives your rear foot a stable base, so single-leg strength work stops breaking down.

No wobble. No guessing. Just controlled reps that actually carry into your stride.

Designed for runners who want strength that supports mileage, not ruins it.

Patent Pending.

30 Day

Money Back Guarantee

1 Year

Warranty

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Guided Movement Library

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THE SUP'R'SET METHOD™

A strength system built around running, not the gym.

Feedback across strength, sport and rehab

Coaches and PTs Approved

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"Stabilizes the foot for better focus and performance"

Dennis B., Head Coach, Track and Field. McGill University.

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"I tested the prototypes with the design team and I'm pleased with the outcome. Finally, I can train my clients with better stability and consistency.

Andrea M., Personal Trainer. Myofisix.

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"Phenomenal product. Easy to use, great for glute activation and hip stability"

Ian J., Physiotherapist. Jonesing2Move.

3 Exercises

A system built for runners

THE BULGARIAN SPLIT SQUAT

Single-leg strength that carries into your stride.

ROMANIAN DEAD LIFT

Posterior strength without wrecking your legs.

GLUTE BRIDGE

Glute power without stressing your back.

Make strength part of your running

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Highly satisfied Customers

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