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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
*Model: 100/135mm
Please not this kit does not come with the compression ring used on the modern version of the headset
thus reduced viscous resistance and
Our bearings are sourced from the best suppliers
FSA Headset Bearing MR031 - (ACB IS-2-138, MR031S) Juliana *Model: 100/135mmInner x Outer x Depth (mm): 37 x 49 (48. 9mm) x 6. 5 Inch Dia: 1 3 8 Angle Chamfer (Deg): 36 45 Bearing ID: 37mm Bearing OD: 49mm (sometimes listed as 48. 9mm) Bearing Thickness: 6. 5mm Internal Angle: 36 Degrees External Angle: 45 Degrees Fits Many Cervelo Road Bikes Lower Bearing also known as: 160 6753, IS 2 138, ACB6806CC and HD 1446 K. Stock may be FSA or BBB Branded. See ACB49H6. 5K as a direct alternative to this FSA product.
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