Bicycle Headsets

- Carbon fiber top cover - Upper: Campagnolo angular contact bearings (black seal) - 1-1/8-inch, 45 degrees/ 45 degrees ACB upper - 1.5-inch, 36 degrees/ 45 degrees ACB lower - For tapered 46mm/56mm OD headtube - For 1-1/8-inch to 1.5-inch tapered fork

Cane Creek's 10 Series has light, tough, and beautiful machined 6061 T6-aluminum cups, Cane Creek's corrosion-resistant black-oxide angular-contact bearings and quality seals throughout to keep the grease in and the dirt out. • Technical Description: IS52/40/H1 • Bottom Type: IS - Integrated • Bottom Head Tube Inside Dia.: 52.1mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Polymer • Bottom Stack Height: 1mm • Bottom Bearing Type: Black Oxide • Material: N/A • Weight: 35.35g

Cane Creek's engineers were tasked with developing a no-compromise, best-in-class premium headset. With the introduction of their 110-Series, they did just that—choosing optimal materials, engineering the most effective internals and designing the best aesthetics available in a headset. - Technical Description: EC44/33/H12/x - Bottom Type: EC - External Cup - Bottom Head Tube Inside Dia.: 44.00mm - Crown Race Seat Dia.: 33.03mm - Crown Race Type: Aluminum, Dual-Seal - Bottom Stack Height: 12mm - Bottom Bearing Type: Top-quality, sealed stainless steel bearings - Material: 7075 T-6 aluminum - Weight: 58.29 grams

This is the Bottom External Cup for the Cane Creek 40 Series headset. Please contact us if you have any questions about which parts are correct for your headset.

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

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: IS42/28.6/H9/K|IS42/30/H1 • Top Type: IS - Integrated • Top Head Tube Inside Dia.: 42.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 9mm (Short), 15mm (Tall) • Top Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 72g

This is the Top Cover for the Cane Creek 40 Series ZeroStack headset. Please contact us if you have any questions about which parts are correct for your headset.

ABI Headset Bearing for new builds or replacements.

Wolf Tooth headsets are machined in the USA with aircraft-grade 6061 aluminum. Our headsets have three levels of superior custom sealing to protect bearings from the elements and prolong the life of the headset. They are designed to be lightweight, strong, and durable. Available in a variety of colors. These EC headsets are for frames with external bearing cups, which places the bearing outside of the frame with these headsets. Premium Headsets with Enduro stainless steel bearings have a lifetime warranty. Lower assembly features: - Custom molded dual-lip seal on the crown race to protect the lower bearing in the toughest conditions. - 12.25mm stack. - Service and additional parts available.

Wolf Tooth headsets are machined in the USA with aircraft-grade 6061 aluminum. Our Performance Headset is built to include a black oxide-coated chromium steel bearing and a one-year warranty. Our headsets stand above the rest with three levels of superior custom sealing to protect bearings from the elements and prolong the life of the headset. They are designed to be lightweight, strong, and durable. Available in a variety of colors. These EC headsets are for frames with external bearing cups, which places the bearing outside of the frame with these headsets. Lower assembly features: - Custom molded dual-lip seal on the crown race to protect the lower bearing in the toughest conditions. - 12.25mm stack. - Service and additional parts available.

Grade 300 retainer bearings for headset and bottom bracket service - 5/32" ball diameter - 22 balls per retainer - Grade 300 Bearings - 10 Retainers/Bag

- No. series headsets offer excellent performance and value - No. 8b: 36x45 degree Cane Creek Integrated, or No. 10: Zero Stack shallow available for 1-1/8" applications - No. 10 S.H.I.S.: ZS44/28.6|ZS44/30 - No. 8B S.H.I.S.: IS42/28.6|IS42/30 - Stack: 5.2mm/3.7mm (No. 10), 8mm/1mm (No. 8B) - Color: Black - Weight: 93g (No. 10), 74g (No. 8B)

ABI Headset Bearing for new builds or replacements.

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

Backed by a 110-year warranty and constructed in Fletcher, NC, the 110-Series headset is designed with no compromises in quality, durability, or finish quality. Integrated bearings fit directly into compatible head tubes without the need of a bearing press. - Sealed stainless steel bearings - Carbon-friendy compression ring captured in top cover, keeping shims in place - 7075 T-6 aluminum cups machined in Fletcher, NC - Aluminum dual seal crown race protects lower bearing - Interlok spacer compatible - 110 year warranty

ABI Headset Bearing for new builds or replacements.

- Bearing Type: Cartridge - Weight: 125g - Crown Race: 40 - S.H.I.S. Lower: ZS56 - S.H.I.S. Upper: ZS44 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

- Bearing Type: Cartridge - Weight: 86 g - Crown Race: 40 - S.H.I.S Lower: IS52 - S.H.I.S Upper: IS42 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless

- 1-1/8" / 1.5", 36°/ 45° ACB - For tapered 50mm / 62mm OD head tube - For 1-1/8" to 1.5" tapered fork - Alloy top cover - Upper: Forged alloy cup with ACB (black seal) - Lower: 1.5" CNC machined alloy cup with ACB (black seal) - Stack Height 16.9+2.9=19.8mm - 124.6 grams

A new headset gives you a new lease on life. This is the upper part of an integrated headset for a 44mm headtube. - Lower part of the headset sold separately

Backed by a 110-year warranty and constructed in Fletcher, NC, the 110-Series headset is designed with no compromises in quality, durability, or finish quality. Integrated bearings fit directly into compatible head tubes without the need of a bearing press. - Sealed stainless steel bearings - Carbon-friendy compression ring captured in top cover, keeping shims in place - 7075 T-6 aluminum cups machined in Fletcher, NC - Interlok spacer compatible - 110 year warranty

- 15.2mm/9.7mm CF IS-2-138 - 1-1/8" / 1-3/8", 36°/ 45° ACB - For tapered 45mm / 52mm OD head tube - For 1-1/8" to 1-3/8" tapered fork - Carbon fiber top cover - Angular Contact Bearing (black seal) - Stack Height 16.1mm - 65.4 grams

The FSA Orbit XL-II threadless headset features replaceable sealed cartridge bearings and an AL-7075 crown race. - Forged and CNC machined 6061/T6 aluminum cups - Patented alignment tip for increased durability and performance - TH Brand 36-degree Angular Contact sealed bearings - Laser etched aluminum top cap

- Carbon fiber top caps, bolt and steel star nut - Size: 1-1/8" - Color: Black - Weight: 21g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: EC49/40/H12/K • Bottom Type: EC - External Cup • Bottom Head Tube Inside Dia.: 49.61mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 12mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 76g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 Series headsets. • Technical Description: ZS44/28.6/H15/K|ZS44/30/H4/x • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 44.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 15mm • Top Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 • Weight: 95.62g

FSA Standard Headset Bearings

- 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

The Ritchey Logic Threadless headset features a smaller upper bearing to save weight, while the oversize lower bearing is designed to handle loads. Deep bearing cups promise solid insertion. - Bearing: Retainer ball bearing - Material: Steel/Plastic - Stack Height: 28.3mm

Headset bearings for Wolf Tooth headsets. - Replacement bearings