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

• Fits 3/8" Axles • Lightweight, compact design • Forged aluminum construction • Chromoly bolt

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

• 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.

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

Replacement pulley set with ceramic bearings. Compatible with 7,8,9, and 10-speed Campagnolo, Shimano, and SRAM drivetrains.