SMR 15267 LLB - 440C Stainless Radial Bearing (CN Clearance) - 15mm x 26mm x 7mm TH-873 which is typically the primary

which is typically the primary cause for premature bottom bracket bearing failure

Inner Race Width - 28

installation may require both tool sizes

a BB bearing by Praxis

upper bearing

SMR 15267 LLB - 440C Stainless Radial Bearing (CN Clearance) - 15mm x 26mm x 7mm TH-873 which is typically the primarySMR 15267LB Stainless Steel Radial Bearing (CN clearance) 15mm x 26mm x 7mm This radial bearing features 440C stainless steel alloy races and Grade 10 balls with dual seals and 90% fill with Mobil XHP 222 high pressure water proof grease to withstand daily abuse of use and the elements. A radial bearing generally used as a hub bearing and can be used as a pivot bearing, though the MAX type version of this bearing is better suited for suspension use.