- 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

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!

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

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

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 • 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 • Material: 6061 aluminum • Weight: 37g

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

• Steel • Retainer ball bearings, includes top cap and star nut • 1 1/8 inch • S.H.I.S.: EC34/28.6, EC34/30

- Pig DH-Pro feature angular contact sealed upper bearing and an industrial cartridge sealed bearing with an alloy upper cup and CrMo lower cup - Pig feature oversized 1/4" lower ball bearings, 5/32" upper bearings - Big Fat Pig feature super oversized caged ball bearings - Pig: External Cup, traditional - Pig S.H.I.S.: EC34/28.6|EC34/30 - Big Fat Pig S.H.I.S.: EC49/38.1|EC49/40 - Pig DH Pro S.H.I.S.: EC34/28.6|EC34/30 - Stack: 15.4mm/13.6mm (Pig), 17mm/11.7mm (Big Fat Pig), 15.5mm/16mm (Pig DH Pro) - Color: Black - Weight: 193g (Pig), 345g (Big Fat Pig), 198g (Pgi DH Pro)

- Fork crown race for genuine Ritchey headsets - Alloy with 45-degree taper

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

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

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.

The Absolute Best Well over a decade ago, we set out to make the best premium headset on the market. With our 110 Series, we did just that, utilizing optimal materials, the most effective seals and the best aesthetics. With the flexibility to purchase complete assemblies or separate Tops and Bottoms, tops are available in either short (9mm) or tall (15mm) stack height bearing covers, the 110-Series offers a premium solution for nearly all straight and tapered configurations on the market today. From Integrated (IS) Tops to External Cup (EC) Conversion Bottoms and everything in between, you can mix and match your headset purchase to best meet your needs. - Technical Description: 110-Series IS41/28.6/H9 | IS52/40 - Top Type: IS - Integrated - Top Head Tube Inside Dia.: 41.1mm - Stem Clamp Dia.: 28.6mm - Top Stack Height: 9mm - Top Bearing Type: Top-quality, sealed stainless steel bearings - Bottom Type: IS - Integrated - Bottom Head Tube Inside Dia.: 52.1mm - Crown Race Seat Dia.: 39.79mm - Crown Race Type: Aluminum, Dual-Seal - Bottom Stack Height: 1mm - Bottom Bearing Type: Top-quality, sealed stainless steel bearings - Material: N/A - Weight: 79.48 grams

The AER headset upper is a great choice for road and mountain bike applications- a high quality durable headset upper with durability and lightweight performance in mind. - Steel/Aluminum hybrid bearings

Comp Logic Threadless Headset - Lightweight, precision-machined aluminum cups - Deep cups for solid insertion

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. Zero stack uppers press into head tube with very little stack height. Lowers are either zero stack or external cup. - 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 warrranty

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

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

Hellbender 70 Lite headset.

- 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 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

- 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

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 110 headsets. • Technical Description: IS52/30/H1 • Bottom Type: IS - Integrated • Bottom Head Tube Inside Dia.: 52.1mm • Crown Race Seat Dia.: 30.015mm • Crown Race Type: Aluminum, Dual-Seal • Bottom Stack Height: 1mm • Bottom Bearing Type: Top-quality, sealed stainless steel bearings • Weight: 45.25g

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek headsets. The 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.

Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek's 40-Series headsets. • Technical Description: ZS44/28.6/H8/K|ZS56/30/H4/K • Top Type: ZS - Zero Stack Cup • Top Head Tube Inside Dia.: 44.00mm • Stem Clamp Dia.: 28.6mm • Top Stack Height: 8mm • Top Bearing Type: Black Oxide, Sealed • Bottom Type: ZS - ZeroStack • Bottom Head Tube Inside Dia.: 55.95mm • Crown Race Seat Dia.: 20.015mm • Crown Race Type: Steel, Face-Sealed • Bottom Stack Height: 4mm • Bottom Bearing Type: Black Oxide, Sealed • Material: 6061 aluminum • Weight: 97g

FSA Orbit MX threadless headset features TH brand 36-degree angular contact sealed bearings. - Forged and CNC machined 6061/T6 aluminum cups - Patented alignment tip for increased durability and performance - TH Brand 36-degree Angular Contact sealed bearings - 7075 alloy crown race - Laser etched aluminum top cap - EC34/28.6 (36x36) | EC34/30 (36x36)

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).

- 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

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: 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: Polymer • Bottom Stack Height: 12mm • Bottom Bearing Type: Black Oxide • Material: 6061 aluminum • Weight: 76.57g

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