Mini Portable Professional Handheld Video Film Stabilizer System With 3 Counterweights For DV Camera HD DSLR Canon 550D 500D 600D 1100D 60D 50D 40D 5D 5DII 5DIII Nikon D300 D5100 D3100 D3000 Humanization design of the counter weight, 3 optional ones for versatile film practice; Assembled with foam grip, simple and comfortable; Installed with spirit level, more convenient to judge the balance. Compatibility: DV, Camcorders, DSLR cameras. Slap-up aluminium alloy, easy and powerful;