Description
Introductions：
JXS51 Leg Extension/ Leg Curl
Muscle group：
quadriceps femoris/ biceps femoris etc.
dual functions-sitting leg extension/sitting leg curl
painting color：thin matte black/glossy silvery gray
Cushion color：red win/ black
size：1055x1044x1053mm
Main tube：□50x2.0； □50x70x2.0
adjustment directions：（as following）
back cushion adjustment for front and rear
legs locker foam when doing leg curl
adjust shift functions of curl and extension
weight plate storage
weight plate loading bar
calf foam Fine-tuning
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