Zeta Stem Cap

The Zeta Universal Stem Cap fits within the steerer tube of your fork to block mud and dirt from collecting within and potentially causing rust or oxidation. 


  • 7000-series aluminum construction
  • Leaf springs firmly hold cap in place
  • Laser etched Zeta logo
  • Anodized finish
  • Fits inner diameters ranging 13mm to 17.5mm
  • Sold each
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
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Product Style Item # Manufacturer Product # Availability
Black 1191395 ZE58-4131 In Stock: Ships within 24 hours
Red 1191396 ZE58-4133 In Stock: Ships within 24 hours
Blue 1191394 ZE58-4132 In Stock: Ships within 24 hours
Silver 1191397 ZE58-4130 In Stock: Ships within 24 hours