Full Speed Ahead No.54 Tapered Headset Upper Assembly with ACB Bearings Diameter_29.6mm Optimize your mountain bike's suspension

Optimize your mountain bike's suspension system with the RockShox Lower Leg for RVL 275 15 DFBLK

Legendary Cross Country traction with aggressive tire tread design

ensuring smoother rides and reduced downtime

the Bosch Speed Sensor provides reliable

Full Speed Ahead No.54 Tapered Headset Upper Assembly with ACB Bearings Diameter_29.6mm Optimize your mountain bike's suspensionUpgrade your bike's front end performance with the Full Speed Ahead No. 54 Upper Assembly the ideal choice for cyclists seeking precision, durability, and smooth steering. Designed for 1 1 4 inch tapered head tubes with 47. 6mm and 52mm OD, this high quality assembly ensures optimal compatibility and reliable performance across a wide range of mountain, road, and hybrid bikes. Constructed from robust alloy materials, the FSA No. 54 Upper Assembly