FSA Headset Bearing TH-070/DJ (MR171)(40 x 52 x 7.5)mm – 45/45)

FSA Headset Bearing TH-070/DJ (MR171)(40 x 52 x 7.5)mm – 45/45) FSA (Full Speed Ahead) headset bearings are a trusted, go-to choice for road and MTB riders. Precision-engineered with an angular contact design, they deliver smooth, reliable steering and are built to last — making them a smart, no-fuss replacement for a wide range of bikes. Outside Diameter: 52.0mm Inside Diameter: 40.0mm Height: 7.5mm Inside Angle: 45° Outside Angle: 45° TH Code: MR171 id: 40 od:52 width: 7.5 mm