I made my purchase blindly trust the pheasant comment. Especially in particular on the compatibility of such support is the triangle library pregnant. And bingo! everything is going to be installed in a disconcerting ease! Everything falls flawlessly! The triangle speakers (the ultimate support library is found). All is well studied! (Except to conceal the speaker terminals to the son) To hide the son in the casing finishing plastic speaker stands, I simply cut the top of the entrance of the plastic wire (installation with electrician molding) drill a hole in this one with a wick 10, has the right height to advance the line there is the inner face of the speaker terminals, and wham! We see 3 cm wire, so that the finishing pan, until Terminal banana plug! (That is to say ... You really go quedal stuck behind the nose to see something. Support up with moly ankle in BA13! nothing moves! Oh yes! For optimum safety, we must put small wood screws supplied with the kit. Forced to him referred three small wood screws a black enclosure below! For my part I am crazy! but when it is not ready targeted three small wood screws (manic :)) in their enclosure, go your way .... the two collets with foam on the ends of the support, are not safe enough to it alone! especially when you are pregnant oriented down! Anyway, you'll understand! I'm happy! And thank you for the comments, which it helped me in the final discision!