Castors which lock the swivel as well as the wheel

[pcb1962]

I've seen in the past castors which lock movement in any axis when the brake is applied, not just the wheel rotation. Can't find any right now, can anyone point me to a source please? Thanks

 

[Trevanion]

Rutlands do some decent polyurethane ones.

 

[pcb1962]

Thanks Trevanion, they have exactly what I was looking for