We offer two sizes of replacement outboard bottom bracket bearing dust covers.<br />We have a standard dust cover which is good for everything except Shimano and a medium dust cover which is good for newer Shimano (Dura Ace, XTR) parts.<br /><br /><br />Dust Caps are Sold Individually (need 1, add 1; need 2, add 2)<br /><br /><h3>BEARING DUST COVER SPECS</h3><p></p><ul>Cover Material: <li>• Plastic</li></ul><p></p><p></p><ul>Cover Weight: <li>• Standard, 1 gram</li> <li>• Medium, 1 gram</li></ul><p></p><p></p><ul>Color Availability: <li>• Matte Black</li></ul><p></p><p></p><ul>Compatibility: <li>• Standard: Phil OBBs, most others</li> <li>• Medium: Philcentric, Shimano</li></ul><p><strong>COVER COMPATIBLITY</strong><br /><strong>Medium Cover</strong>: required for 2006+ Shimano external bottom brackets with #6805 bearing (25x37x7).<br /><strong>Standard Cover</strong>: replacement dust cover for Race Face, FSA and pre-2006 Shimano external bottom brackets (24x37x8).</p><ul></ul>