both carriage rails at most expansion position of 11 and 12 1st rayEngaging in ru 11, 1st carriage rail 11 from of attachment component 14The person in charge lock part 15 which falling off person in charge stopping is done, the element of attachment component 14Making use of the elasticity...
both carriage rails at most expansion position of 11 and 12 1st rayEngaging in ru 11, 1st carriage rail 11 from of attachment component 14The person in charge lock part 15 which falling off person in charge stopping is done, the element of attachment component 14Making use of the elasticity...