Sports Equipment(Advanced Total Core Twister with Handrest) starts with a jerking motion, it causes stain on the neck, shouldrs

Sports Equipment(Advanced Total Core Twister with Handrest) Description:

Sports Equipment(Advanced Total Core Twister with Handrest) starts with a jerking motion, which causes stain on the neck, shoulders and lower back. The Total Core eliminates this first jerking motion and then guides you through a smooth, full range motion that far exceeds the range of a typical crunch while you are comfortably seated and properly supported.

 The secret behind the Sports Equipment(Advanced Total Core Twister with Handrest) is the unique, progressive resistance system that "pushes" you upward with more of a "push" in the beginning of the movement when you need it most and less toward the end. But there's more! The Total Core turns the crunch "upside down", because on the way down, your pushing against the same unique progressive resistance, which works your lower back muscles and the "back" of the core.

 Sports Equipment(Advanced Total Core Twister with Handrest) Specifications:

N.W.: 7.3kgs

G.W.: 8.3kgs

Packing size: 58*44*19cm

Lpadong:570/1190/1400ctns