prosthetic two hole foot adaptor

Prosthetic Heel Height Adjustable Two Hole Foot Adaptor provides 7cm of heel height adjustment through a simple push of a button. The foot which used is the most comon type (two hole fixed foot). By pushing a press button, the ankle can be unlocked easily by the user, the desired heel height can be adjusted and the ankle locked again when move to the correct position — the individually optimal prosthetic......

1)The functions to make straight end button holes, button attaching , zippers sewing and 42 types of stitch pattern 2)Automatic threading function 3)Four-step button-hole sewing 4)Adjustable knob for thread tension 5)Forward and reverse sewing 6)LED sewing......