Indexing plungers are used to prevent any change in locking position due to lateral forces. A new locking position can only be set after the pin has been manually disengaged. They key ring is also suitable for automatic actuation of the locking bolt by e.g. program-controlled pneumatic cylinder or by remote control using bowden cables. Style S does have a locknut. Material: Locking pin not hardened, threaded sleeve 1.4305, locking pin 1.4305, key ring 1.4310, natural finish.
