Size:
1.Top Bracket: about 121x50x16.5mm, hole: 5.5mm; 1pc;
2.Bracket: about 128.5x15mm, pin: 4x5.5mm; 2pcs;
3.Screws: about 16x9mm, pin: 6mm; 1pc;
4.connect parts: about 16x1mm, hole: 6mm; 7pcs
5.Ring: about 16x0.5mm, hole: 8mm; 1pc.