Description
The 648L is a T47 (47 mm x 1.0) left 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 drive side (right side) of the bike. This side of the bike...
Park Tool Left Hand Threaded T47 Guide - 648L Item # 890160
Description
The 648L is a T47 (47 mm x 1.0) left 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 drive side (right side) of the bike. This side of the bike drive uses a counter-clockwise or left hand threading.
Note: For sharpening services of cutting tools see Park Tool's Sharpening Services. Always use cutting fluid such as Park Tool CF-2 when machining.