SCREW PERFECT FOR FIXING YOUR APPLIANCES ARE DESCRIBED PHOTOS.LES DIMENSIONS WELL GOOD. YOU CAN TIGHTEN THE SCREW WITH A PIECE OF 10 CENTS EUROS.CELA WILL ALLOW YOU TO MAKING A PIECE OF WOOD YOU CAN ADAPT TO YOUR TREPIED MONOPODE.ECONOMIE IN OR YOU WILL RECEIVE 2 VUE.SURTOUT VIS. 3 PHOTOS TO referrals. GREETINGS. DANFACO. PARTS RECEIVED BY MAIL NEXT DAY AS ANNONCE.BRAVO.