had a few of these brake on me back in the grp n days thats why i got dennis osborne to make me a set they were £2000 all in from memory but i never had a problem again with his arms fitted everytime i sold a car they came off and standard ones went back on ive still got them hanging up in the garage if your interested would be willing to sell as im now running a wrc car which has a cradle in pm me if your interested would sort you out a good deal