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.

Profile Design's lightweight and sleek looking headset spacers are just what you need to make sure your bike functions and looks great. Available in 2, 3, 5, 10, and 20mm thicknesses.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 headsets. • Technical Description: IS47/33/H1 • Bottom Type: IS - Integrated • Bottom Head Tube Inside Dia.: 47.0mm • Crown Race Seat Dia.: 33mm • Crown Race Type: Aluminum, Seal • Bottom Stack Height: 1mm • Bottom Bearing Type: Black Oxide, Sealed • Weight: 38.47g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: ZS49/28.6/H8/K • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 49.61mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 57g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: IS41/28.6/H9/K|IS52/40/H1 • Top Type: IS - Integrated • Top Head Tube Inside Dia.: 41.1mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 9mm (Short), 15mm (Tall) • Top Bearing Type: Black Oxide, Sealed • Bottom Type: IS - Integrated • Bottom Head Tube Inside Dia.: 52.1mm • Crown Race Seat Dia.: 39.79mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 1mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 87g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 Series headsets. • Technical Description: EC34/28.6/H16/x • Top Type: EC - External Cup • Top Head Tube Inside Dia.: 34mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 16mm • Top Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 aluminum • Weight: 55.26g

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

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/H8/K|ZS44/30/H4/x • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 44.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Top-quality, sealed stainless steel bearings • Bottom Type: ZS - ZeroStack • Bottom Head Tube Inside Dia.: 44.00mm • Crown Race Seat Dia.: 30.015mm • Crown Race Type: Aluminum, Dual-Seal • Bottom Stack Height: 4mm • Bottom Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 aluminum • Weight: 88.47g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek 110 headsets. • Technical Description: EC30/25.4-24tpi/H27/K|EC30/26/H12/K • Top Type: EC - External Cup • Top Head Tube Inside Dia.: 30.1mm • Stem Clamp Dia.: 25.4mm • Top Stack Height: 27.1mm • Top Bearing Type: Top-quality, sealed stainless steel bearings • Bottom Type: EC - External Cup • Bottom Head Tube Inside Dia.: 30.1mm • Crown Race Seat Dia.: 26mm • Crown Race Type: Steel, Sealed • Bottom Stack Height: 11.65mm • Bottom Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 • Weight: 93g

- Cannondale conversion headset, allows 1-1/8" forks to fit into Headshok frames - CNC 6061 aluminum cups with sealed cartridge bearings - 30.0mm crown race ID, 49.5mm cup OD. Top cap and star nut included

- Precision CNC-machined 7075 aluminum cups - Tange sealed cartridge bearings, with O-ring seal - S.H.I.S.: EC34/28.6, EC34/30 - Stack: 27.7mm - 110g

The FSA Orbit X threadless headset is constructed of aluminum and features sealed cartridge bearings. - Classic shape with modern styling for high-end road bikes - For threadless steerers - Forged and CNC machined 6061/T6 aluminum cups - Patented alignment tip for increased durability and performance - TH brand 36-degree Micro Angular Contact Bearings (red seal) - Laser etched aluminum top cap - Weight: 82g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 40 Series has light, tough, and beautiful machined 6061 T6-aluminum cups that are internally relieved for even more gram shaving. You also get Cane Creek's corrosion-resistant black-oxide sealed bearings and quality seals throughout to keep the grease in and the dirt out, including Cane Creek's Clip Seal that completely seals the top assembly.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 40 Series has light, tough, and beautiful machined 6061 T6-aluminum cups that are internally relieved for even more gram shaving. You also get Cane Creek's corrosion-resistant black-oxide sealed bearings and quality seals throughout to keep the grease in and the dirt out, including Cane Creek's Clip Seal that completely seals the top assembly.

Ritchey's Logic Headset boasts machined aluminum cups for excellent longevity, light weight and super looks. A smaller upper angular cartridge bearing saves weight while a larger lower angular cartridge bearing boosts strength and durability.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 110 Series has light, tough, and beautiful machined 7075 T6-aluminum cups that are contoured and relieved for even more gram shaving and strength. You also get top-quality split-lip sealed stainless-steel bearings, a carbon-friendly captured compression ring and a dual-sealed crown race and complete upper bearing seal to keep the grease in and the dirt out. What's more, the seals are low-friction to improve steering performance and there are no loose headset parts so maintenance is easy. The 110 comes with an amazing 110-year, no-questions-asked warranty too!

This is the Bottom for the Cane Creek 110 Series ZeroStack headset. Please contact us if you have any questions about which parts are correct for your headset.

This is the Short Top Cover for the Cane Creek 110 Series ZeroStack headset. Please contact us if you have any questions about which parts are correct for your headset.

Origin-8's 1-inch Headset Spacers are made of lightweight and durable aluminum and come in 2mm, 5mm or 10mm thicknesses. You get a bag of 10 spacers.

Origin-8's Capster is a top cap, bolt and star nut for your 1 1/8-inch threadless headset. It comes in many colors so you can customize your ride.

• Aluminum • Semi-sealed mechanism • 1 1/8 inch • S.H.I.S.: EC34/28.6, EC34/30

• Steel • Retainer ball bearings, includes top cap and star nut • 1 inch • S.H.I.S.: EC30/25.4, EC30/26

The headset that Chris King built its name on, the 2Nut is still the gold standard for 1-inch threaded headsets. Whether you're tuning up a classic frame or going full retro on a custom build, the durability, performance, and incredible adjustability of the 2Nut have kept it a crowd favorite for almost 35 years. The 2Nut turns on a pair of Chris King's silky smooth stainless-steel bearings, and the precision machined cups and locking nuts make adjustments stable and simple.

Get some of the most precisely machined spacers on the market. Available in lots of fun colors, Chris King's spacer kits include one each of their 25mm, 12mm, 6mm, and 3mm spacers.

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

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 headsets. • Technical Description: EC34/30/H12/x • Bottom Type: EC - External Cup • Bottom Head Tube Inside Dia.: 33.95mm • Crown Race Seat Dia.: 30.015mm • Crown Race Type: Aluminum, Dual-Seal • Bottom Stack Height: 12mm • Bottom Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 aluminum • Weight: 42.20g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 headsets. • Technical Description: ZS49/28.6/H8/x • Top Type: ZS - ZeroStack • Top Head Tube Inside Dia.: 49.61mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Top-quality, sealed stainless steel bearings • Material: 7075 aluminum • Weight: 70.21g

- PolyCarbonate headset spacers with the FSA logo - Variety of colors, sold in bags of 10

- Traditional and integrated type replacement headset crown races

- Super light carbon spacers for tuning stem height - Spacers are internally weight relieved to drop a few extra grams