- AL6061 alloy construction - Non-keyed design - Jar of 20 spacers

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.

- AL6061 alloy construction - Non-keyed design - Jar of 40 spacers

- Converts a cassette hub to a single speed - 8 spacers included in various sizes to adjust chain line - Available in black or red anodized 6061 aluminum - Fits Shimano style cassette bodies - Conical spacers for increased cog stiffness

- Top lock nut for threaded headsets - Includes water seal - Bag of 10 Lock Nuts

• Chain tensioner w/integrated derailleur hanger • Fits most 3/8-inch horizontal dropouts

Origin-8's Quill Adapter allows you to use modern threadless stems on bicycles with threaded forks that take quill stems (stems with bolts in the center). The Quill Adapter is made of light and durable 7075 aluminum and features a chromoly bolt.