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Headsets

Grade 300 retainer bearings for headset and bottom bracket service - 5/32" ball diameter - 16 balls per retainer - Grade 300 Bearings - 10 Retainers/Bag
Grade 300 retainer bearings for headset and bottom bracket service - 5/32" ball diameter - 20 balls per retainer - Grade 300 Bearings - 10 Retainers/Bag
Grade 300 retainer bearings for headset and bottom bracket service - 5/32" ball diameter - 22 balls per retainer - Grade 300 Bearings - 10 Retainers/Bag
WeThePeople's Compact Headset is designed for integrated BMX headtubes and comes with two 3mm Spacers. - 16mm top cap - Two 3mm spacers included - Precision cartridge bearings - Weight: 104g
Service and replacement parts specifically for Trek Knock Block technology. Genuine replacement parts Get your bike back on the trail with the headset parts you need. - Trek proprietary headset components compatible with Trek Knock Block models - 72-degree headset fits 2021 Slash 29 - Includes crown race, bearings, top cover, frame chip & fastener - Frame chip has display tabs to connect Bosch Kiox Mount sold separately - Must be paired with Knock Block stem and Knock Block spacers - Knock Block headset spacers not included
• Aluminum • Semi-sealed mechanism • 1 1/8 inch • S.H.I.S.: EC34/28.6, EC34/30
- Steel cup semi-integrated design - Threaded semi-integrated design - Fits many Sun cruisers and others - Caged bearing 5/32" x 22A - Cup Diameter: 44mm - Race Diameter: 30mm - Stack Height: 18.2mm
- Steel cups - Steel retainer bearings - Available in chrome or black - S.H.I.S.: EC34/28.6-26tpi|EC34/30 - Steerer Dia: 28.6mm - Cup Dia: 34mm - Race Dia: 30mm - Stack Ht: 40mm Size: 1-1/8"
• Steel • Retainer ball bearings, includes top cap and star nut • 1 1/8 inch • S.H.I.S.: EC34/28.6, EC34/30
- Steel cups - Steel retainer bearings - Available in chrome or black - Steerer Dia: 25.4mm - Cup Dia: 30mm
• Steel • Retainer ball bearings, includes top cap and star nut • 1 inch • S.H.I.S.: EC30/25.4, EC30/26
- Steel cups - Steel retainer bearings - Available in chrome or black - S.H.I.S.: EC32/25.4-24tpi|EC32/27 - Steerer Dia: 25.4mm - Cup Dia: 32.5mm
The Sunday BMX integrated headset is designed to be a quality headset at an affordable price. - Laser-etched Sunday logo - Color-matching spacers included - Gyro compatible - High quality sealed bearings and precision tapered wedge help to keep the headset tight
The Sunday BMX integrated headset is designed to be a quality headset at an affordable price. - Laser-etched Sunday logo - Color-matching spacers included - Gyro compatible - High quality sealed bearings and precision tapered wedge help to keep the headset tight
The Revolver headset features a high precision CNC 6061 Aluminum bearing cover with triple rubber seals for a perfect fit. - Campy spec 45x45 sealed bearings - 15mm dust cover stack height - 2.7oz (76.54g) - Materials: Aluminum Cover, Chromoly Crown Race
Custom Cane Creek lower race for Salsa.
For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the Classic Drop-In Integrated Headset stands above all others. This alloy beauty features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. Wrapped in our timeless high-polish finish, the Classic Drop-In Upper headset adds that classy detail your bike deserves. - Stack height: 12.5mm - Material: Alloy - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44 - Bearing: Ceramic Hybrid Cartridge (ACB)—Ti Coated - Weight: 79g
Designed for bicycles with press-fit headsets, the Classic Press Fit Upper Headset features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. Wrapped in our timeless high-polish finish, the Classic Press Fit Upper headset adds that classy detail your bike deserves. - Top cap: 7.3 - Material: Alloy - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44mm - Bearing: Sealed cartridge - Finish: High-polish silver - Weight: 43g (7.3mm)
The Ritchey Comp Cartridge Drop In Integrated headset lower features full-complement, stainless steel, angular contact, sealed cartridge bearings packed with Ritchey high-webbing grease. - Material: Alloy - Bearing: Sealed cartridge - Weight: 39g
The Ritchey Comp Cartridge Drop In Integrated headset upper features full-complement, stainless steel, angular contact, sealed cartridge bearings packed with Ritchey high-webbing grease. - "Size" = Top cap height - Material: Alloy - Upper Fit (S.H.I.S.): IS42/28.6 - Upper Bearing OD: 41.8 - Top Cover OD: 46 - Bearing: Sealed cartridge - 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 CroMo Ritchey Comp Cartridge Press Fit Lower Headset features full complement stainless steel angular contact titanium-coated, sealed cartridge bearings packed with Ritchey high-webbing grease. - Material: CroMo - Bearing: Ti coated, sealed cartridge - Weight: 40-52g
The Ritchey Comp Cartridge Press Fit Upper Headset features full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. - Top cap: 7.3 or 12.4mm - Material: CroMo - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44 - Bearing: Sealed cartridge - Weight: 43g (7.3mm), 51g (12.4mm)
For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the Comp Drop In Integrated Headset stands above all others. The Comp features semi-cartridge high-quality bearings. - Material: Steel - Top Cover OD: 46mm - Bearings: Semi-cartridge - Weight: 74-83g
For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the Comp Drop In Integrated Headset stands above all others. The Comp features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. - Top cap: 8.3 or 15.3mm - Material: Alloy - Upper Fit (S.H.I.S.): IS42/28.6 - Lower Fit (S.H.I.S.): IS42/30 - Upper Bearing OD: 41.8 - Lower Bearing OD: 46/42 - Top Cover OD: 46 - Bearings: Sealed cartridge - Weight: 74g
The Ritchey Logic Threadless headset features a smaller upper bearing to save weight, while the lightweight, precision-machined aluminum cups are deep for solid insertion. - Bearing: Semi cartridge - Material: Steel - Stack Height: 30.2mm
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
For bikes with press-fit head tubes, the Ritchey Comp Press Fit headset stands out above all others. The Comp features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. The upper bearing is a sealed cartridge, while the lower bearing is coated in titanium. - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44 - Lower Fit (S.H.I.S.): ZS44/30, ZS55/40, ZS55/40 - Lower HT OD/ID: 50/44, 61/55, 61/55 - Material: CroMo - Top cap: 7.3 or 12.4mm - Upper Bearing: Sealed cartridge - Lower Bearing: Ti coated, sealed cartridge - Weight: 83g (7.3mm), 103g (12.4mm)
For bikes with press-fit head tubes, the Ritchey Comp Press Fit headset stands out above all others. The Comp features full-complement, stainless steel, angular contact cartridge bearings packed with Ritchey high-webbing grease. Both bearings are sealed cartridge, and the lower bearing is coated in titanium. - Material: CroMo - Upper Bearing: Sealed cartridge - Lower Bearing: Ti coated, sealed cartridge