you should get them in maplins yes they are easy to fit just screw on to your excisting cable pic below http://ecx.images-amazon.com/images/I/31hLoBWRJdL._SL500_AA300_.jpg
Hi, Searched amazon for them and they look completely different to the picture of link you sent me above, the amazon type were like a little square shape adaptor. If i go into my local maplins what shall iask for specificly in the link you sent me? cheers.