Kombi Rear Seat 2+1 Seat Belt Buckle

[Peec]

Somehow, I've destroyed one of these taking the seats in and out. I've had a search and think the part I need is 7E0857739B. (LH on the 2 seater seat)

The main problem I have is that my nearest Van Centre never answer their Parts phone! (Beadles Chelmsford)

Does anyone have a phone number or email address of a reliable VW commercail Parts seller so I can get a price / order.

Thanks in advance!