Headsets

Bringing Ritchey's heritage of legendary cycling products into the world of e-bikes and electronic shifting, Tom Ritchey designed a unique headset that allows the cables to be run internally from the stem into standard frames without requiring the frame or fork to be modified. The Logic-E headset is designed to allow Shimano Di2 and STEPS cables to be concealed from view and the wind while protecting them from damage. - Steerer size: 1-1/8" upper - Drop-in (IS) or Press-Fit (S) - Weight: 35-44g

The 1-1/8" Ritchey Comp Cartridge Logic Threadless Headset features a smaller upper bearing to save weight, while the lightweight, precision-machined aluminum cups are deep for solid insertion. - Smaller upper bearing to save weight - Lightweight, precision-machined aluminum cups - Deep cups for solid insertion - Stack Height: 30.2mm - Material: Steel - Upper Fit (S.H.I.S.): EC34/28.6 - Lower Fit (S.H.I.S.): EC34/30 - Bearing: Semi cartridge

The WCS Logic Threadless Headset the reliable workhorse of the Ritchey threadless headset range. This smooth and reliable specimen features lightweight, precision-machined aluminum cups, sealed cartridge 45/45-degree hybrid ceramic bearings with a titanium coating, and comes packed with Ritchey Grease and a sealed design that promises minimal penetration from the elements. - Bearing: Sealed cartridge (ACB) - Ti coated - Material: Alloy - Stack Height: 28.3mm

Converts quill style forks to use threadless stems.

Lightweight aluminum alloy - Non-Keyed - Height: 20mm - 10 to a bag

- 3-piece expander design provides a secure fit within carbon steerer tubes - 22-25mm range of expansion - 50mm height reinforces carbon steerer tube beneath the stem - New design evenly distributes headset compression forces - Lightweight AL6061 alloy construction - Stainless steel bolt

- 3-piece expander design provides a secure fit within carbon steerer tubes - 22-25mm range of expansion - 50mm height reinforces carbon steerer tube beneath the stem - New design evenly distributes headset compression forces - Lightweight AL6061 alloy construction - Stainless steel bolt

The Origin8 Twistr Integrated Headset features highly polished sealed angular contact premium bearings ensure smooth operation. Its CNC-machined AL6061 top cover is sealed to keep moisture and grit away from the bearings, while the CNC-machined AL7075 crown race protects the lower bearings and fork. - AL6061 top cap - Forged stainless steel bolt - Includes star nut

Origin-8's Pro Fit Threadless Headset is made of light and durable aluminum and boasts smooth and long-lasting sealed cartridge bearings. It also sports nice laser-etched logos.

• Sealed cartridge bearings • CNC machined 6061-T6 aluminum cups with laser etched logos • 26.4mm & 27.0mm races included • S.H.I.S.: EC30/25.4-24tpi|EC30/26 • Steerer Diameter: 25.4mm • Cup Diameter: 30.2mm • Race Diameter: 26.4mm • Stack Height: 42.5mm • Size: 1-inch • Black or Silver • Weight: 110g including lock nut

Origin8's Twistr Semi-Integrated Headset features highly polished sealed angular contact premium bearings ensure smooth operation. Its CNC-machined AL6061 top cover is sealed to keep moisture and grit away from the bearings, and the CNC-machined AL7075 crown race protects the lower bearings and fork. - AL6061 top cap - Forged stainless steel bolt - Includes star nut

Origin-8's SSR Threadless Headset is for 1 1/8-inch threadless forks. It features CNC machined 7075-aluminum cups and stainless-steel cartridge bearings for excellent performance and long life. It also comes in many colors to customize your ride. - 93g including star nut and laser top cap - Stack Height: 28.5mm **Anodized colors will vary from batch to batch and may not match exactly - S.H.I.S.: EC34/28.6|EC34/30

Origin8's Twistr Semi-Integrated & External Headset features highly polished sealed angular contact premium bearings ensure smooth operation. Its CNC-machined AL6061 top cover is sealed to keep moisture and grit away from the bearings, while the CNC-machined AL7075 crown race protects the lower bearings and fork. - AL6061 top cap - Forged stainless steel bolt - Includes star nut

New dust cap design, with Monogram laser etched logo, for a cleaner look to accommodate a taller riding set up with less spacers. Same quality as Odyssey's Pro Headset using high-quality sealed bearings and a precision tapered wedge to keep the headset tight at all times. FEATURES - High-quality sealed bearings. - Color matched spacers included. - 15mm dust cap. With 3mm, and 2mm spacers - Laser etched Odyssey bearings. SPECS - Campagnolo standard spec. - 1 1/8-inch integrated headset. - 45º tapered bearings - 41.8mm outer diameter (fits 42mm BMX head tubes).

Designed using high-quality sealed bearings and a precision tapered wedge to keep the headset tight at all times. FEATURES - High-quality sealed bearings. - Color matched spacers included. - 10mm, 3mm and 2mm (15mm total) - Laser etched Odyssey bearings. SPECS - Campagnolo standard spec. - 1-1/8 integrated headset. - 45º tapered bearings 41.8mm outer diameter (fits 42mm BMX head tubes).

Upgrade your standard 1 1/8" headtube frame to an integrated style headset with the Mission Conversion Headset! Uses stronger Campy type sealed bearings and includes dust cover cap, spacer, and steel fork bearing race. Product Specifications - Headset Type: Standard 1 1/8" - Bearing Type: 41.8mm x 45 Degree - Includes: Headset, Spacer, Star Nut, Fork Cap - Weight: 5.3oz

FSA Standard Headset Bearings

FSA bearings that set directly into the frame without the use of pressed in cups. - 36/45 degrees is Cane Creek-compatible - 45/45 degrees is Campagnolo-compatible

- Forged steel cups with caged 5/32" ball bearings - TH-857 features a alloy top cover - TH Series: External Cup, traditional - S.H.I.S.: EC34/28.6|EC34/30 - Stack: 14.9mm/11mm - Color: Black - Weight: 126g

FSA Standard Headset Bearings

Replacement headset uppers from FSA. - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless - Bearing Type: Cartridge - S.H.I.S Upper: IS41 - Upper Stack Height: 8.2

Replacement headset bearings from FSA. - Compatible with most Trek MTB integrated headset systems - Sealed bearing for long life - Compatible with Knock Block Headsets

FSA bearings that set directly into the frame without the use of pressed in cups. - 36/45 degrees is Cane Creek-compatible - 45/45 degrees is Campagnolo-compatible

FSA Standard Headset Bearings

Replacement headset uppers from FSA - Internal HS Upper Orbit-Z - Steerer diameter: 1-1/8" - ZS44/28.6 (36 x 45) - 5.3/13.1mm

- Weight: 160g - Crown Race: 30 - S.H.I.S. Lower: EC34 - S.H.I.S. Upper: EC34 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

Cane Creek compatible integrated style bearings fit directly into headtube. - 36-degree inner chamfer and 45-degree outer chamfer - Crown Race: 30 - S.H.I.S. Lower: IS41 - S.H.I.S. Upper: IS41 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

- Gyro compatible, 45/45 degree angular contact cartridge bearings, alloy crown race - Impact: 45x45 degree Campagnolo Integrated - S.H.I.S.: IS42/28.6|IS42/30 - Stack: 8mm/1mm - Color: Black, Orange, Red - Weight: 68g

A solid choice for 1-1/8in frames, the Orbit Equipe features a sturdy steel lower cup for maximum durability. The top cup is forged alloy, with an alloy top cover. Inside are two low maintenance, easy-to-replace sealed cartridge angular contact bearings. - Bearing Type: Cartridge - Weight: 117g - Crown Race: 30 - S.H.I.S. Lower: EC34 - S.H.I.S. Upper: EC34 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

FSA ACR (Aerodynamic Cable Routing) Headsets are suitable for both road and MTB riding styles and feature angular contact bearings. - A fully integrated cable routing - No rotation limit - ACR top cover - Angular contact bearing - Specific frame required - 1.5" headtube - 36°/45° ACB - For 55.8mm OD headtube - For 1-1/8" to 1.5" tapered fork - Stack height 10.4+0.5=10.9