Korevix spring-assisted folding ab machine with shaker bottle and resistance bands Korevix ab machine with included shaker bottle and resistance bands Six exercises on the folding ab trainer Ab machine in use at home Compact design for workouts at home How the machine folds for storage
Korevix spring-assisted folding ab machine with shaker bottle and resistance bands
Korevix ab machine with included shaker bottle and resistance bands
Six exercises on the folding ab trainer
Ab machine in use at home
Compact design for workouts at home
How the machine folds for storage

The Korevix™ Ab Crunch Machine

$29.99 $34.99 Save 14%
Spring-assisted sit-ups
3 resistance levels
6 exercise options
330 lb capacity
The complete kit
Ab machine, shaker bottle and resistance bands. Choose three kits and the third is free.

See it in action

Video thumbnail
Video thumbnail
Video thumbnail
What is included? +

The folding trainer, a stainless-steel shaker bottle and a set of resistance bands.

How does spring assistance work? +

The padded bar moves with you as you lower back. The spring assists your return to an upright position.

Does it need assembly? +

No assembly is required. Unfold it on a level surface and check the resistance setting before use.

How much weight does it support? +

The trainer supports up to 330 lb.

How do I get the third kit free? +

Select a quantity of three. The third kit is discounted automatically in your cart.

The Korevix™ Ab Crunch Machine

The Korevix™ Ab Crunch Machine

What it does

Spring-assisted sit-ups
Three resistance levels
Six exercise options
No assembly
Folds flat
Spring-assisted sit-ups
Three resistance levels
Six exercise options
No assembly
Folds flat
Spring-assisted sit-ups
Three resistance levels
Six exercise options
No assembly
Folds flat

What owners say

Excerpts from Amazon reviews of the original machine.

Amazon reviewer
“I have a small one bedroom apartment so I take it with me to the gym. It is so convenient to carry into the gym.”
Amazon reviewer
“I use this in the morning for a quick work out.”
Amazon reviewer
“Great for situps and other workouts.”

Adjust as you get stronger

Choose your starting resistance and change it as your sets progress.
Light assist
1

Light assist

Start with the most spring assistance and learn the motion.

Moderate resistance
2

Moderate resistance

Choose the middle setting for a more demanding set.

Full challenge
3

Full challenge

Use the least assistance when you want to do more of the work.

What makes it different

A padded, spring-assisted frame that fits a home workout.
Korevix folding trainer with its padded bar and blue hinges

Spring-assisted return

The padded bar follows your back through a sit-up and assists the return.

Adjustable effort

Three settings let you choose how much help you want on each rep.

More than sit-ups

Use the frame for bridges, push-ups and other movements in your routine.

Fold-flat storage

Lower the bar toward the base to put the machine away between sets.

Korevix and a floor mat

Two ways to train at home. Here’s what each provides.
Korevix
Spring-assisted trainer
Floor mat
Floor cushioning
Resistance
Three spring settings Body weight
Back support
Moving padded bar Flat surface
Storage
Folds flat Rolls or folds