Cane Creek, 40-Series ZS Conversion Set 49mm Head-Tube, 1-1/8" Race ZS49/28.6|ZS49/30

• 40-Series Represents the Perfect Balance of Performance, Durability and Value • Internally Contoured 6061-T6 Aluminum Cups and Cover • Innovative Clip-Seal Seals the Top Assembly and Captures the Compression Ring • Interlok Spacer Compatible • Sealed Black Oxide Steel Cartridge Bearing • Consistent Stack Heights Across 10, 40 and 110-Series • Internal Parts Are Cross-Compatible Across 10, 40 and 110-Series