4252ST Bicycle Headset: "42" for OD ø42,"52" for OD ø52,"S"for Straight Tube "T" for Tapered Tube Fork. Sealed Bearing. Weight: About 91g.
FSA Orbit C-40-ACB 1.5 Headset (No.42/ACB) IS42 / IS52 Tapered Integrate Headset
FSA NO.42/ACB ORBIT C-40 1-1/8" to 1.5" IS42 / IS52 Tapered Integrate Headset
Brand-X Integrated IS42 - IS52 Tapered Headset - CNC Alloy - New!
2 x Bearings FSA NO.42/ACB ORBIT C-40 1-1/8" to 1.5" IS42 / IS52 Tapered (CB)
4252T Bicycle Headset IS42 IS52 42/52mm CNC MTB Bike Road Tapered Tube
