Don't waste your money on that. ( n, R, F3 f3 Z" t% A6 I' T/ M6 i' \! n! A8 D" \6 Y% g6 p
I bought them and they are not strong, especially the smaller one on the back. Finally I bought plumbing tubes from home depot and they were great, and cheap. But you have to get the double hook from somewhere.