22
FSA's The Pig headset is suitable for BMX and Freeride disciplines. Gyro compatible, it uses Cromoly cups and crowns for huge strength.Steerer Size: 1 1/8"Upper Stack Height: 16.4mmLower Stack Height: 13.6mmTotal Stack Height: 30mmWeight: 180gSpares: Upper Bearing: 160-6120 / Lower Bearing: 160-6725 / Crown Race: 160-5501