RockShox Fork CSU - Linear XL Zeb Ultimate B1+ (2027+): 44

Replacement crown steerer unit designed for ZEB forks, featuring Linear XL spring compatibility and ButterWagon Tech upper tubes for reduced friction and consistent suspension performance. Engineered to restore chassis stiffness and steering precision, this CSU delivers reliable performance for aggressive trail and gravity riding.

Features
• Replacement CSU for RockShox ZEB forks
• Linear XL compatible upper assembly
• ButterWagon Tech uppers improve lubrication and reduce friction
• Anodised black finish for durability and wear resistance
• Designed to maintain stiffness and precise front-end handling

Specifications
Wheel compatibility: 27.5", 29"
Offset: 44 mm
Steerer: 1.8" tapered
Finish: Anodised black
Compatibility: ZEB Select B1+, ZEB Flight Attendant B1+, ZEB Ultimate B1+ (2027+)
Compatible models: FS-ZEB-SEL-B1, FS-ZEB-UFA-B1, FS-ZEB-ULT-B1