Bicycle hub axle for FRONT BMX sealed bearing hubs (such as Superlace, Racelace, tc. from the 1980's) Color: SILVER Dimensions: 132mm overall length - 61.4mm center section (inside of bearing to inside of bearing). Bearing seat is 3/8" (these are typically used with R6 bearings) Threading: 3/8" x 26T (has 5/16" flats for fork drop outs that require round style 1/2" safety washers) Material: Chromoly steel Weight: 58g SOLD INDIVIDUALLY