Park Tool Right Hand Threaded T47 Guide #648R drumbeat21-465 Notice: Park Tool AP-1 Adhesive

Notice: Park Tool AP-1 Adhesive Primer must be used to prep all components

The Chrono Pro Chamois is anatomically shaped for ideal fit and stability in the saddle

Also available in other sizes with a variety of valve types

- Carbon offset

Park Tool Right Hand Threaded T47 Guide #648R drumbeat21-465 Notice: Park Tool AP-1 AdhesiveThe 648R is a T47 (47mm x 1. 0) right hand threaded standard guide for use when facing bottom bracket shells with the BFS 1 Bottom Bracket Facing Set and 690 XL Oversized Facer. This guide is used on the non drive or left side of the bike. This side of the bike drive uses a clockwise or right hand threading.