Ritchey's SuperLogic Zero Press Fit Headset is compatible with head tubes that accept internal headset cups. It's a sleek internal headset with Ritchey's proven angular-contact bearings, a special Ritchey grease and aluminum cups for super light weight. For smoothness and durability, the bearings are Ti-coated ceramic hybrids that carry a lifetime guarantee.

Ritchey's Superlogic Zero Press Fit Tapered Headset is compatible with head tubes that accept internal headset cups in tapered head tubes. This slick set features ceramic bearings for the smoothest turns, while the minimal profile keeps your stack height low. It's light, durable, and smooth; you're set.

Ritchey's Cyclocross Pro Press-Fit Headset is compatible with head tubes that accept internal headset cups. It's a sleek, low-profile headset with an integrated brake cable hanger that will clean up your cable routing. Made with Ritchey's proven angular-contact bearings, special Ritchey grease and aluminum and carbon components, this light, durable headset will steer you to the podium.

The Ritchey Logic WCS threadless headset features angular-contact cartridge bearings with a lifetime guarantee. • Bearing Type: Cartridge • Color: Black • Crown Race: 30 • Defined Color: Black • Lower Stack Height: 12.9 mm • S.H.I.S Lower: EC34 • S.H.I.S Upper: EC34 • S.H.I.S. Stem Clamp Diameter: 28.6 • Upper Stack Height: 15.4 mm • Weight: 110 g

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 promises minimal penetration from the elements. - 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

• Bearing Type: Cartridge • Color: Black • Crown Race: 40mm • Defined Color: Black • Lower Stack Height: 0.8 mm • S.H.I.S Lower: ZS55 • S.H.I.S Upper: ZS44 • S.H.I.S. Stem Clamp Diameter: 28.6 • Upper Stack Height: 15.8 mm • Weight: 109 g

For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the WCS Drop In Integrated Headset stands above all others. This alloy headset lower features stainless steel angular contact sealed cartridge bearings with a titanium coating for corrosion resistance, and they're packed with Ritchey high-webbing grease. - Material: Alloy - Bearing: Sealed cartridge, Ti-coated - Weight: 28-35g

For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the WCS Drop In Integrated Headset stands above all others. This alloy headset lower features stainless steel angular contact sealed cartridge bearings with a titanium coating for corrosion resistance, and they're packed with Ritchey high-webbing grease. - Material: Alloy - Bearing: Sealed cartridge, Ti-coated - Weight: 28-35g

- Full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease - Corrosion-resistant Ti-coated bearings - Top cap: 7.3 - 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)

Full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. - Sealed cartridge bearings - Material: CroMo - Lower Fit (S.H.I.S.): ZS56/40 - Bearing: Ti coated, sealed Cartidge - Weight: 40-52g

Ritchey's Comp Logic Zero Press-Fit Headset is compatible with bike frames that accept internal headset cups in tapered head tubes. It's a sleek, low-profile headset made with Ritchey's proven angular-contact bearings, special Ritchey grease and steel cups.

The Ritchey Logic Comp threadless headset is constructed of steel and uses replaceable cartridge bearings. • Bearing Type: Cartridge • Color: Black • Crown Race: 30 • Defined Color: Black • Lower Stack Height: 13 mm • S.H.I.S Lower: EC34 • S.H.I.S Upper: EC34 • S.H.I.S. Stem Clamp Diameter: 28.6 • Upper Stack Height: 16.8 mm • Weight: 142 g

For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the WCS Drop In Integrated Headset stands above all others. This carbon fiber beauty features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. - Top cap: 8.3mm - Material: Alloy - Upper Fit (S.H.I.S.): IS42/28.6 - Upper Bearing OD: 41.8 - Top Cover OD: 46mm - Bearing: Sealed cartridge, Ti-coated - Weight: 36g

Full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. - Sealed cartridge bearings - Top cap: 7.3 - Material: CroMo - Upper Fit (S.H.I.S.): ZS44/28.6 - Upper HT OD/ID: 50/44 - Bearing: Sealed cartridge - Weight: 43g (7.3mm)

1-inch model: • Bearing Type: Cup and Cone • Color: Silver/Black • Crown Race: 26 • Defined Color: Silver • Lower Stack Height: 10.5 mm • S.H.I.S Lower: EC30 • S.H.I.S Upper: EC30 • S.H.I.S. Stem Clamp Diameter: 25.4-24tpi Quill • Upper Stack Height: 26 mm • Weight: 130 g 1-1/8-inch model: • Bearing Type: Cup and Cone • Color: Silver/Black • Crown Race: 30 • Defined Color: Silver • Lower Stack Height: 10.7 mm • S.H.I.S Lower: EC34 • S.H.I.S Upper: EC34 • S.H.I.S. Stem Clamp Diameter: 28.6-26tpi Quill • Upper Stack Height: 26 mm • Weight: 140 g

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.

The Ritchey Logic Threaded Headset is your go-to headset for threaded steerers. Featuring a smaller upper bearing to save weight, the Logic Threaded headset also features lightweight, precision-machined aluminum cups that are deeper for more confident insertion. - Smaller upper bearing to save weight - Lightweight, precision-machined aluminum cups - Deep cups for solid insertion - Material: CrMo/Plastic - Upper Fit (S.H.I.S.): EC34/28.6 - Lower Fit (S.H.I.S.): EC34/30 - Bearing: Ball bearing

- Traditional and integrated type replacement headset crown races