Mini Wall Plates for Speaker Wire Connections

i've been looking for these mini wall plates for speaker wire, and finally found a vendor (in the UK).

http://www.av4home.co.uk/acatalog/AV4-AMBA-AR_Compact_Single_Speaker_Wall_Plate.html

Knowing that these mini plates do exist, I think i'll continue searching to see who else makes/sells them.

Please share if you find other vendors as well. Thanks!