DI0804B<br><br><ul><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">Helps you fix and balance a long or heavy lens that is attached to the camera front<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">Perfectly fits the SIGMA APO 70-200mm F2.8 II EX DG MACRO HSM lens and has the same construction<o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">A great accessory for photographers<o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">Made of high quality metal<o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">Ring Diameter: 71 mm<o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">Ring Thickness: 4.5 mm<o:p></o:p></span></span></li><li><span style="font-family:'Arial'、'sans-serif';" lang="EN-US"><span style="font-size:small;">The UNC (Unified National Coarse Thread) is 1/4<o:p></o:p></span></span></li></ul> <span class="f14">Package Details</span> <span id="productWeight">Weight: <label>165.85</label> g</span> <br /> <span id="productSize">Size: <label>10.5*8*6</label> cm</span><br />