Headsets

Designed for bicycles with press-fit headsets, the WCS Press Fit Upper Headset features full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease and corrosion-resistant Ti-coated bearings. - Top cap: 7.3 or 12.4mm - Material: Alloy - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44 - Bearing: Sealed cartridge, Ti-coated - Weight: 43g (7.3mm), 49g (12.4mm)

Drop in lower assembly with crown race. - 45/45 degree angular contact bearing - Titanium coated for corrosion resistance

The Classic Logic Threadless Headset is the reliable workhorse of the Ritchey threadless headset range. Now available with our timeless high-polish finish, this smooth and reliable specimen features lightweight, precision-machined aluminum cups, sealed cartridge 45/45-degree bearings, and comes packed with Ritchey Grease. A sealed design promises minimal penetration from the elements. The Classic Threadless Headset adds that classy and reliable detail your bike deserves. - Stack Height: 28.3mm - Material: Alloy - Upper Fit (S.H.I.S.): EC34/28.6 - Lower Fit (S.H.I.S.): EC34/30 - Bearing: Sealed cartridge (ACB)—Ti coated

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.

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).

- Machined aluminum spacers for tuning stem height - Black spacers with white FSA graphic - 5mm and 10mm Spacers are sold individually - 1-1/8" Spacer Kit includes: (3) 3mm, (4) 5mm, (3) 10mm, (2) 20mm

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

- 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)

- 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

- CrMo headset with oversized 3/16" lower ball bearings, 5/32" upper bearings and a nylon top cover - Hammer: External Cup, traditional - S.H.I.S.: EC34/28.6|EC34/30 - Stack: 12.8mm/11.9mm - Color: Black - Weight: 149g

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

- CrMo headset with oversized 3/16" lower ball bearings, 5/32" upper bearings and an alloy top cover - Mallet: External Cup, traditional - S.H.I.S.: EC34/28.6|EC34/30 - Stack: 15.4mm/13.6mm - Color: Black - Weight: 150g

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

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

FSA Standard Headset Bearings

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

- 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

- 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)

- 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

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

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

The lightweight Orbit UF uses a mixture of bearing types, with caged ball bearings in the top race and sealed cartridge angular contact bearings in the bottom race. Upper and lower water seals keep the elements at bay. - Forged and CNC machined 6061/T6 Aluminum cups - Patented alignment tip for increased durability and performance - Upper cup uses double sealed 5/32" ball bearings - Lower cup uses a black seal angular contact bearing - Laser etched aluminum top cap - Weight: 99g - 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

- 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

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

The FSA Orbit Z headsets feature a very low-profile design primarily for ATB and are compatible with Cane Creek internal style headsets. - "Zero-Stack"/Cane Creek compatible - Very low profile designed primarily for Mountain Bikes - Patented alignment tip for increased durability and performance - TH brand 36-degree Micro Angular Contact Bearings (red seal) - 7075 alloy crown race - Laser etched aluminum top cap

- 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

- Forged, CNC machined aluminum cups and race - Micro angular contact sealed bearings - Duron X: External Cup, traditional - S.H.I.S: EC30/25.4-24tpi|EC30/26 - Stack: 27.5mm/13mm - Color: silver - Weight: 94g

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

- 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

- 1-1/8" / 1-1/4", 45°/ 45° ACB - Compatible with carbon or alloy head tubes - For tapered 47mm / 52mm OD head tube - For 1-1/8" to 1-1/4" tapered fork - Alloy top cover - Upper : 1-1/8" angular contact bearing black seal) - Lower : 1-1/4" angular contact bearing (black seal) - Stack height 15.6+1=16.6mm - 74 grams

Cane Creek compatible integrated style bearings fit directly into headtube. - 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

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)

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

- 1-1/8", 45°/ 45° ACB upper - 1.5", 36°/ 45° ACB lower - Compatible with carbon or alloy head tubes - For tapered 48mm / 56mm OD head tube - For 1-1/8" to 1.5" tapered fork - Carbon fiber top cover - Upper: Campy angular contact bearing (black seal) - Lower: 1.5" 36°/ 45° angular contact bearing (black seal) - Alloy crown race - Stack height 15.5+0.9=16.4mm - 91.5 grams

- FSA's core line of headsets with built in cable hangers and barrel adjusters for cyclocross applications - Dual seal, angular contact bearings provide long lasting, smooth rolling performance - Forged and CNC machined 6061 T6 alloy cups - IS: 36x45 degree Cane Creek Integrated, or X: External Cup, traditional available for 1-1/8" applications - 85g

The FSA Orbit Z headsets feature a very low-profile design primarily for ATB and are compatible with Cane Creek internal style headsets. - "Zero-Stack"/Cane Creek compatible - Very low profile designed primarily for Mountain Bikes - Patented alignment tip for increased durability and performance - TH brand 36-degree Micro Angular Contact Bearings (red seal) - 7075 alloy crown race - Laser etched aluminum top cap - Weight: 89g

- 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

- 1.5" / 1-1/8", 36°/ 45° ACB - Fits 1-1/8" head tube and 1-1/8" to 1.5" tapered fork - Fits tapered fork to standard 50mm OD head tube - Upper: 36°/ 45° ACB (blue seal) - Lower: 1.5" 36°/ 45° ACB (black seal) - Alloy crown race - Stack height 16.9+13.4=30.3mm - 129 grams

The FSA Orbit Xtreme Pro threadless headset is constructed of forged and CNC machined 7075/T6 aluminum cups. - Stainless steel Angular Contact Bearings - Stainless steel crown race - 1.5'' patented alignment tip for increased durability and performance - Deep Cup model has 22mm insertion of upper and lower cups

ABI Headset Bearing for new builds or replacements.

ABI Headset Bearing for new builds or replacements.

Cannondale Headshok/Lefty Bearing

ABI Headset Bearing for new builds or replacements.

ABI Headset Bearing for new builds or replacements.

ABI Headset Bearing for new builds or replacements.

ABI Headset Bearing for new builds or replacements.

ABI Headset Bearing for new builds or replacements.

These baseplates are the foundation that keeps Chris King headsets turning with legendary smoothness. Manufactured from high-quality stainless steel or titanium, Chris King makes replacement baseplates for all standard sizes and a number of ingenious solutions for those that need something a little special to make their headset work. - Engineered and manufactured in Portland, Oregon USA - Devolution baseplates are a stainless steel solution that allow Chris King headsets to adapt to a wide variety of steerer tube sizes - 30.0mm for 1.5 lower bearing and 1 1/8" steerer

Got a threaded steerer without spacers or brake hangers? Chris King's GripNut Headset is the choice for you. Ideal for heavy touring and riding over rough terrain, the GripNut features an extra threaded collet that locks the steerer in place, offering incredible holding power and adjustability. It’s also a welcome solution for forks with damaged or undersized threads. The additional collet makes it easy to install a fork that's had its steerer tube cut too short.

The King GripNut Headset is designed for threaded steerer that don’t require a cable hanger or additional spacers. - Collet locking system stays securely adjusted - King made-in-house bearings - 10-year warranty

Got a threaded steerer without spacers or brake hangers? Chris King's GripNut Headset is the choice for you. Ideal for heavy touring and riding over rough terrain, the GripNut features an extra threaded collet that locks the steerer in place, offering incredible holding power and adjustability. It’s also a welcome solution for forks with damaged or undersized threads. The additional collet makes it easy to install a fork that's had its steerer tube cut too short.

The Inset headset offers Chris King's trademark quality and durability in a low-stack configuration sized for contemporary headtube dimensions. King's legendary, made-in-house bearings still form the centerpiece of the Inset headsets, with precisely machined aluminum cups and headset caps available in all ten classic Chris King colors. The Inset 7 is compatible with tapered 1-1/8 - 1-1/2-inch forks and frames using a 44mm headtube.

Why We Make This Headtube and fork steerer standards have proliferated in recent years, but for a long, long time these variables were more fixed, so we made thousands upon thousands of NoThreadsets™ to serve bikes with unthreaded fork steerers. We made them in a variety of diameters, and everyone was happy in the land. We still make it, because it's still a great headset for all those bikes that are still rolling through the world with a headset that will never die. Why You Want It For decades our NoThreadSet™ set the standard for quality headset function delivering precision performance to numerous world champions, grand tour winners, and aspiring riders around the world. Every Chris King headset is built with our heat-treated bearings, and surgical-grade steel races machined simultaneously to ensure they are perfectly matched. As Chris King bearing tracks age and burnish, they actually get smoother, and all headsets are fully serviceable for years upon years of demanding riding. - Engineered, manufactured, and assembled in Portland, Oregon USA - King Lifetime Warranty - Legendary made-in-house bearings - Patented GripLock® retention design for dependable headset adjustment (US Patent 8662517) (1-1/8" only) - Available in 9 beautifully anodized colors in both bold and sotto voce marking options - Responsibly lightweight - Options to fit 1" and 1-1/8" straight steerer tubes - 1-1/8" available in Matte finish