Quick lock tailstock LATHE Modification

[Maszynotwór]

I used to have an eccentric lock also DIY
Unfortunately, due to the small amount of space inside the eccentric, it could not be disputed. It affected his life badly - he bent over time.
For this I used an unusual but very effective solution
I admit that I modeled on the idea from Giovanni Maria Ferrari who used the chain and the gears from the stresses of the gears