Soooooo......

[BarTopDancer]

Originally Posted by Ghoulish Delight

These days, instead of the tension being held by the spring loaded button on the shaft, everything is internal to the plastic collar and all you have to do is pull down on the plastic collar to close. No button, no sudden release of tension, no pinching.

It really is amazing it took so long to design the plastic collar. You would think it would be a lot easier, and cheaper than the razorbutton.