Replying to Dont know shit about bindings

alright so i just got soem new solly z12's and i wanna know the difference in bindings between ones like this


mine look like that ^^ except i have the brakes and then some metal long piece with BSLs on it.

whats the difference between 1st pic and 2nd pic





because in the 1st pic there is something coming out of the toe piece whereas in the 2nd pic there isnt.... i dont understand