It doesn't.
Pinsir does not evolve.
pinsir doesn't evolve -.-
Here's a 411 to you all: Pinsir does NOT evolve.
Pinsir doesn't evolve at all.
Pinsir does not have an evolution
Pinsir is one of the many pokemon that don't evolve.
No, Pinsir cannot evolve in any generation or region
im sorry but you cant evolve pinsir
No
no.
No
Pinsir does not evolve into any other Pokémon at any level in any version of Pokémon up to Generation V. Beginning with Generation VI, Pinsir is able to evolve into Mega Pinsir during a battle by using Mega Stone.