Product DescriptionThe Park Tool 764 Pilot is a 40.98mm centering pilot designed for use when a bottom bracket shell is being faced but not reamed. It works with the Park Tool HTR-1 Head Tube Reaming and Facing Set and 690-XL Facing Cutter to properly center the tool during machining. This pilot is sized for bottom bracket shells using BB86/92, PF41, and PF24 standards and is intended for professional frame prep and service applications. Key Features 40.98mm pilot for bottom bracket facing applications Centers the tool when the shell is being faced without reaming Designed for use with the Park Tool HTR-1 Head Tube Reaming and Facing Set Used with the 690-XL Facing Cutter Sized for BB86/92, PF41, and PF24 bottom bracket standards Requires Park Tool 750.2 Centering Cone Adapter Specifications Brand: Park Tool Model: 764 Tool Type: Pilot Size: 40.98mm O.D. Compatibility: BB86/92 Facing Only Use: Bottom bracket shell facing alignment / centering CompatibilityCompatible with: Park Tool HTR-1 Head Tube Reaming and Facing Set Park Tool 690-XL Facing Cutter Park Tool 750.2 Centering Cone Adapter Bottom bracket standard compatibility: BB86 BB92 PF41 PF24 Included Park Tool 764 Pilot only Warranty and Notes Used when facing a bottom bracket shell without reaming Always use cutting fluid such as Park Tool CF-2 when machining Includes only what is shown or described Condition New Genuine OEM product Includes only what is shown or described