Penile exercise machine Cavernous massage negative pressure stretching machine

Transparent tie rod, Transparent pull rod + rubber ring, Transparent pull rod + meat ball, Transparent pull rod + rubber ring + meat ball, transparent Pinch ball, Transparent pinch ball + rubber ring, Transparent pinch ball + meat ball, Transparent pinch ball + rubber ring + meat ball, Small rubber ring, Medium size rubber ring, Large rubber ring, Draw-rod pressure gauge, Tie rod pressure gauge + rubber ring, Tie rod pressure gauge + meat ball, Tie rod pressure gauge + rubber ring + meat ball, Pinch pressure gauge, Pinch pressure gauge + rubber ring, Pinch ball pressure gauge + meat ball, Pinch pressure gauge + rubber ring + meat ball