FSA Headset Assembly for TREK Knock Block Tapered 1-1/8" / 1-1/2" (1.5") 62 Degree

FSA Headset Assembly for TREK Knock Block for Tapered Fork Steerer 62-Degrees - This 62-degree headset fits 2020 & 2021 Supercaliber, and 2021 Procaliber - Fits Fork Steerer OD: Tapered 1-1/8" Top to 1-1/2" (1.5") Bottom - Integrated Headset Fits Bicycle Headtube with Knock Block - Color: Black - Qty. 1 FSA Integrated Knock Block Headset Assembly, 1.5" crown race is included - Includes items in listing photo and must be paired with Knock Block stem and Knock Block spacers - Top cap and stem spacers are Not included with this kit but can be purchased separately in our store. - For use as replacement headset for Trek Part #5252158 - Please visit our store for a variety of Road and Mountain Bike Headsets!