1.5" Headset Lower Cup Assembly for 44 mm Head-tube Standard Version (FSA) Shockcraft

This headset cup can adapt Scott Roxter, Trek Roscoe, Avanti Montari and other bikes to take a tapered steerer fork like the Manitou JUnit.Bikes with a 44 mm head-tube usually measure 50 mm OD. They can be configured to take 1.125" straight steerer