I was looking at these on holiday in Cornwall last month.
St Blazey motocross retail them. Good prices. All Marzocchi/Sachs and Minuki gear
The 650R is based on KTM engine. Its got indicators,ignition key and fully legal for £5700 plus £150 OTR
http://www.swmmotorcycles.co.uk/ I think they bought the BMW stock of KTMs.
The 440cc bikes are Indian built and £4699-£4999 +£150