Safety automatic lock for gas springs

It automatically locks the spring at its maximum extension and releases it with a single movement.
This safety device prevents hatches from closing unintentionally in case of rolling or pitching.
AISI316 stainless steel body.
NB: 1)The addition of this lock increases the spring declared length by 25 mm.
2) In case of mounting in pairs, order extension 38.040.90.