Ritchey WCS Headset Cartridge Bearing: 51.9/40/8mm 45°/45

Description:

Genuine cartridge bearing for Ritchey Comp headset. 45° angular contact bearing. Model Number: RT55050007006 More

Description:

Genuine Ritchey Lower Headset External Cup EC with Titanium-coated sealed cartridge bearing. Fits bicycles with 44mm inner diameter headtubes that require external headset cups. Stack height: 13mm (EC44/33) – 14.3mm (EC44/40). Headtube ID: 44mm.... More

Description:

The Ritchey Comp Cartridge Integrated IS 1.5" headset features sealed cartridge bearings and is designed for bicycle frames with 1.5-inch upper and lower headtube dimensions and forks with tapered (1-1/8-~1.5") steerers. Stack height: 10.8mm.... More

Description:

Bringing Ritchey's heritage of legendary cycling products into the world of e-bikes and electronic shifting, Tom Ritchey designed a unique headset that allows the cables to be run internally from the stem into standard frames without requiring the... More

Description:

For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the Comp Integrated IS Headset stands above all others. The Comp features semi-cartridge high-quality bearings. Stack height: 6.8mm (1 ⅛”) / 6.7mm, 16.6mm (1... More

Description:

Ritchey Fit external cup headsets offer all the precision engineering Made with alloy cups, steel races, and retainer bearings, these workhorse headsets are designed for those builds where price matters and performance reigns supreme Renown... More

Description:

Stack height: 10.1mm. ZS44/28.6 (1 ⅛”) bearing: 41.0/30.15/7mm 45°/45° - sealed cartridge (ACB). ZS44/28.6 (1 ⅛”) bearing: 41.0/30.15/7mm 45°/45° - sealed cartridge (ACB) More

Description:

Headset size: 1 1/8 inch External cartridge ball bearings SHIS: EC34/28.6-26tpi | EC34/30 Material: aluminium, colour: black, weight: only 106 g A = 25.4 mm, B = 34.0 mm, C = 30.0 mm (see image) More

Description:

The Ritchey Comp Cartridge External Cup EC Threadless Headset features a cartridge bearing, smaller upper bearing to save weight, while the lightweight, precision-machined aluminum cups are deep for solid insertion. Headset Type: Threadless.... More

Description:

Ritchey standard logic headsets Lightweight, precision-machined aluminium cups Smaller upper scale angular cartridge bearing saves weight, larger lower bearings boosts strength and durability Uses ritchey grease and sealed design Anodized black... More

Description:

- Cartridge Bearing Type - Lightweight and strong duraluminum alloy construction - Tange Seiki original sized 4T5 Cartridge Bearing - Fully Sealed Mechanism OEM package (This item is exactly as pictured and does not include retail package) More

Description:

- Cartridge Bearing Type - Lightweight and strong duraluminum alloy construction - Tange Seiki original sized 4T5 Cartridge Bearing - Fully Sealed Mechanism OEM package (This item is exactly as pictured and does not include retail package) More