1.The release head has two functions. In addition to be used as start switch, it can also be turned into a release type by pulling the handle side, which can keep the state in a freely retractable.

2.PN: STDE-ACC-BOL-0516CC Suit for: BOLOBT gas spring series needs to be used with Release lever.

3.PN: STDE-ACC-BOL-271985  Suit for : BOL gas spring series、 BOL-T gas spring series needs to be used with Release lever.