Resizing colliders

I am trying to resize my collider but it gives me an error

MissingFieldException: UnityEngine.BoxCollider.center

colliderOBJ.collider.center = 1;
colliderOBJ.collider.size = Vector3(1,2,1);

A little help?

NVM STUPID QUESTION >.<
I needed a vector 3 that was all >,>