PARK TOOL 1660 1" Socket

The PARK TOOL 1660 Socket (1 inch, 25.4 mm) is a replacement 3/8" drive socket from the Park Tool SBS-1.2 and SBS-3 socket sets.

This 1-inch socket fits many Park Tool freewheel, cassette lockring and bottom bracket tools (including FR-1.3, FR-5.2 and BBT-22), allowing them to be driven directly with a ratchet, torque wrench or breaker bar.

Made from forged chrome-vanadium steel and plated for excellent corrosion resistance and a long service life.