* 1.1/8 to 1.5 36° x 45° ACB
* Fits 1.1/8 (44mm ID/50mm OD) head tube and 1.1/8 to 1.5 tapered fork
* Upper bearing: 1.1/8 36° x 45° ACB (Blue seal)
* Lower Bearing: 1.5 36° x 45° ACB (Black seal)
* Stack Height: 16.9 + 13.4 = 30.3mm
* 129g
**Spares:**
* Upper Bearing: TH873 (160-1648)
* Lower Bearing: TH073 (160-6761)
* Crown Race: H6083 (160-5536)