Fsa headset hs no 9m 12 3mm 1 1 8

headset semi integrated fsa hs no 9m 12 3mm compatible with frames 1 1 8 direction socket details material aluminum high and low bowl type semi integrated zs upper bowl outer diameter 44 mm external diameter low bowl 44 mm upper cup height 12 3mm overall height 20 1mm steering socket 1 1 8 fork pivot 1 1 8 comes with star 1 1 8 and hood reference number 141 2290 ...