Tange Seiki Headset ZS22 Threadless 1- 1/8" (ZS44/28.6 ZS44/30)
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SHIS ZS44/28.6 ZS44/30 (For running 1-1/8" steerer forks on frames with 44mm ID headtubes)
A low profile headset where the bearings ride in a cup inserted into the head tube.Tange-Seiki actually originated ZeroStack standard.
– 6061 Aluminum cups
– Sealed cartridge bearings.
– 13.5mm stack height.