In the case that Vcraft isn't coded in the most shitty form possible. It can easily just be changed from a value. Usually it would go:
local sizes = {
Vector(2, 1, 1), -- 2x1
Vector(2, 2, 1), -- 2x2
Vector(1, 1, 1) -- 1x1
}
But again, it really depends on how someones code is. This...