作者: Kevin G. Abelbeck
DOI:
关键词:
摘要: An exercise device that includes an upper frame with a user support cantilevers over lower provides for reduced storage and the potential shipping in pre-assembled state. The is supported by rolling element there between. can be form of rollers are rotatably mounted to foot portion head frame. also take one more rollers, which constantly articulate each frames. A spring bias included provide resistance movement respect frame, therefore pivotally base thereby enabling positioned inclined pair handles may used actuate cable relative displacement toward