・1-1/8”, for heavy duty
・36°/ 36° ACB & Industrial bearing
・Fits standard OS headtube and 1-1/8” forks
・GYRO compatible
・12mm “deep cup” design
・Alloy top cover
・Upper: angular contact bearing (black seal)
・Lower: industrial cartridge sealed bearing
・Stack height 15.4+16=31.4mm
WEIGHT
・166 grams