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SKU: HD3508

Promax PI-1 Alloy Sealed Bearing 1" Press-In Headset - Lightweight Aluminum Construction, 45 Angular-Contact Sealed Bearings, Compatible with Standard and Integrated Frames, Black Finish for Road & Mountain Bikes

Regular price $49.99
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Description
Specifications

Upgrade your bicycle's steering performance with the Promax PI-1 Alloy Sealed Bearing 1" Press-in Headset in sleek black. Designed for durability, precision, and versatility, this high-quality headset is the perfect addition to both road and mountain bikes. Crafted from lightweight aluminum, the PI-1 headset combines exceptional strength with reduced weight for a smoother, more responsive ride.

Materials & Construction

Built entirely from premium aluminum components, including the upper bearing cover, top cap, lower race, and cups, the Promax PI-1 ensures minimal weight without sacrificing durability. Its all-aluminum design enhances corrosion resistance and longevity, making it ideal for all riding conditions.

Performance & Engineering

Equipped with precision-engineered 45 45 angular-contact sealed bearings, this headset delivers super-smooth rolling performance and improved load distribution, ensuring responsive steering control and reduced maintenance. The sealed bearings provide excellent protection against dirt, water, and debris, prolonging the lifespan of your headset.

Components & Technology

The PI-1 features versatile installation options, supporting both standard and integrated frame setups. It includes cups for traditional 1-1/8" frame compatibility with a crown race size of 26mm. Alternatively, you can omit the cups for a integrated headset setup, offering adaptability to various bicycle designs.

Style & Use Case

With its sleek black finish, the Promax PI-1 complements a wide range of bicycle aesthetics-from sleek urban bikes to rugged mountain rigs. Its lightweight profile and high-performance bearings make it suitable for riders seeking enhanced handling and a reliable steering component for daily commuting, trail riding, or long-distance adventures.

Innovative & Differentiating Features

- Versatile installation: compatible with both standard (with cups) and integrated frames

- Precision 45 45 angular-contact sealed bearings for optimal performance

- Lightweight aluminum construction reduces front-end weight

- Corrosion-resistant design ideal for all-weather riding

Elevate your cycling experience with the Promax PI-1 Alloy Sealed Bearing 1" Press-in Headset-the perfect blend of style, performance, and durability for serious cyclists.

  • Premium all-aluminum construction featuring lightweight alloy components for optimal performance and durability.
  • Equipped with precision 45 45 angular-contact sealed bearings for super-smooth rotation and enhanced longevity, even under demanding riding conditions.
  • Versatile installation options allow compatibility with standard frames using included cups or as an integrated headset for a clean, streamlined look.
  • Designed with a sleek black finish and 120 grams weight, offering both style and performance for road, mountain, and cyclocross bikes.
  • Innovative engineering includes a low stack height of 5.6mm, precise bearing sealing, and compatibility with 1" press-in installation, ensuring reliable handling and easy setup.
ColorBlack
Lower Stack Height5.6
Bearing Type45/45 Degree ACB
Crown Race26
Weight120
Defined ColorBlack
Upper Stack Height8.2
S.H.I.S UpperEC30
S.H.I.S. Stem Clamp Diameter25.4 Threadless
S.H.I.S LowerEC30
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Most orders placed during the workweek before 1:00 PM Eastern time ship the same day, but during peak/holiday season or depending on inventory location handling time can take up to 48 hours. If you have questions regarding shipping estimates, don't hesitate to get in touch with us before placing the order. There is a direct signature requirement for all orders over $500.

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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

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Ben Berman Founder & CEO of 365 Cycles


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