Headsets

- Aheadset preload adjusting bolt

Standard replacement star nuts for threadless steerers.

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.

- Steel cups - Steel retainer bearings - Available in chrome or black - S.H.I.S.: EC32/25.4-24tpi|EC32/27 - Steerer Dia: 25.4mm - Cup Dia: 32.5mm

Origin-8's 1 1/8-inch Headset Spacers are made of lightweight and durable aluminum and come in 2mm, 5mm or 10mm thicknesses and lots of cool colors to add style to your ride. You get a bag of 10 spacers.

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.

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

Lightweight aluminum alloy - Non-Keyed - Height: 20mm - 10 to a bag

- Steel cups - Steel retainer bearings - Available in chrome or black - S.H.I.S.: EC34/28.6-26tpi|EC34/30 - Steerer Dia: 28.6mm - Cup Dia: 34mm - Race Dia: 30mm - Stack Ht: 40mm Size: 1-1/8"

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

- Microspacers ensure the correct fitment of integrated headsets - Use between the top cover and the compression ring to ensure the top cover does not contact the headtube - Sold in bags of 10

Custom Cane Creek lower race for Salsa.

- color-matched aluminum Interlok Spacers for Cane Creek headsets

Crown races for Cane Creek headsets fit a variety of lowers and crown race seat diameters. - Compatible with 10-, 40- and 110-Series headsets and backwards compatible with S and XX Series - Integral mold seals keep out the elements - Durable steel construction

Zipp's Stem Top Cap and Bolt are designed to work specifically with Zipp stems. The eight-gram aluminum cap and nine-gram-bolt are the same as those used on bikes built for Zipp-sponsored professional teams. The bolt has a T25 Torx head for ease of adjustment and so you need only one tool for your Zipp cockpit.

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

- 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

- 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

- Steel cups - Steel retainer bearings - Available in chrome or black - Steerer Dia: 25.4mm - Cup Dia: 30mm

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

Converts quill style forks to use threadless stems.

The Sunday BMX headset is a quality headset at an affordable price: period. It offers one of the lower stack heights on the market and uses a Campagnolo standard spec for 1-1/8-inch integrated headsets. - 45º tapered bearings with 41.8mm outer diameter to fit 42mm BMX head tubes - Compatible with Odyssey GTX Gyro, GTX-R, GTX-S and Snafu Mobeus. - Comes with matching 3mm and 5mm spacers - Weight with/without spacers: 2.1/2.3 oz.

- Upper Headset Assembly for 2010+ Madone - Bearing, Compression Ring, 15mm Top Cap - Go green and save green — Zero packaging means zero waste and zero extra cost

RockShox's Headset Spacer Set is a perfect compliment to your RockShox fork. These lightweight 1 1/8-inch headset spacers feature a carbon finish with stylish RockShox logos. - Black/White Logo: includes 15mm x 1, 10mm x 1, 5mm x 2 - UD Carbon: includes 20mm x 1, 10mm x 1, 5mm x 1, 2.5mm x 2

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

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

- 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

Origin-8's Carbon Fiber Headset Spacers are made of lightweight, durable carbon and come in 5mm, 10mm or 20mm thicknesses. You get a bag of five spacers.

- 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)

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