1.0 Degree ZS44-EC49 Angle Headset - To Suit Tapered Steerer Tube

Fits Headtube Internal Diameter: Upper - 44mm: ZS44
Fits Headtube Internal Diameter: Lower - 49.61mm: EC49

Upper Cup Insertion Depth: 9mm
Lower Cup Insertion Depth: 13mm

Upper Cup Stack Height: 3mm - Total upper stack height including bearing cover: 8mm
Lower Cup Stack Height: 14mm

Upper Bearing: 41mm OD, 45 x 45 Degree AC sealed bearing
Lower Bearing: 52mm OD, 45 x 45 Degree AC sealed bearing

If you are running a 1 1/8" fork you will need to purchase the reducer crown above - this headset comes as standard with a crown race to suit tapered forks.

Works Components 1.0° angle-adjust headset with ZS44 upper and EC49 lower cups for tapered steerer tubes. CNC-machined in the UK from 6082-T6 aluminium with sealed bearings. Allows + or - geometry adjustment. Fits frames with 44mm upper and 49mm lower internal head tubes. Tapered steerer tube compatible (1 1/8" to 1 1/2") or with 1 1/8” fork with a reducer crown race. Ideal for trail, enduro, and downhill bikes.

2x Headcups

2x Bearings

1x Crown Race

1x Upper Bearing Cover

1x Topcap including Star-Nut

1x Compression Ring and Spacer