I'm looking for a dash mount pull out type handbrake,where can I get one? what's the correct name for it?

4x4 breakers. toyota hilux uses dash mounted handbrake as do many other pickups with a bench seat .m.

umberella hand brake, used on some vans and older cars with bench seating. try bedford midi or KB pick up

also mitsubishi canter 7.5 tonners use them