| 摘要 |
Weight equipment for doing crunches, situps, and back extensions. A specially devised weight plate fits the upper chest and front shoulders, and has two handles placed at each hand's natural path (without necessitating the twisting of the wrists as they are moved to the upper part of chest. The equipment is intended to come in a collection of different weights in a weight rack that can be used at community gyms and fitness centers.
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