The Ritchey ZS44/28.6 mm Semi-Integrated Steering features sealed stainless steel angular contact cartridge bearings with wideband Ritchey grease.
Features:
- Material: Alloy
- Stack Height: 9.1, 16.0mm
- Steering tube ID: 41.2, 42.0mm
- S.H.I.S.: IS41/28.6 (1 1/8″), IS42/28.6 (1 178″)
- IS41/28.6 (1 1/8″) Bearing: 41.0/30.15/7mm 45°/45° Sealed Cartridge (ACB)
- IS42/28.6 (1 1/8″) Bearing: 41.8/30.5/8mm 45°/45° Sealed Cartridge (ACB)
- Weight: 39 g





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