The Full Speed Ahead NO.55R/57-A is designed for use with 62mm outside diameter head tubes and features high performance 1.5" Angular Contact Bearings (ACB) with black seals.
- For use with 62mm outside diameter head tubes
- Designed for 1-1/8" to 1-1/2" tapered forks
- Aluminum top cover
- 1.5" angular contact bearings provide smooth movement while the black seals offer protection from the elements
- Compatible with Intense M1 frames
Manufacturer Full Speed Ahead
Manufacturer Part Number 130-0034000010
UPC 840031100856
Model Full Speed Ahead NO.55R/57-A Headset
Headset Style Threadless
Headset SHIS Type ZS56/28.6/ZS56/40
Headset Stem Size 1 1/8inch Stem
S.H.I.S Upper
ZS56
S.H.I.S. Stem Clamp Diameter
28.6 Threadless
S.H.I.S Lower
ZS56
Color
Black
Crown Race
40
Bearing Type
ACB
Defined Color
Black
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