3M 26120, PPS Series 2.0 Adapter, Type S28, 17.5 mm Female, 19 TPI
Thread, 7100135956 
Insize 7160-1, TELESCOPING INSPECTION MIRRORS, 1.260″ DIA, 6928640392870
$13.98
Length 7.008″~19.882″
Inspect hidden areas.
Rotation of the mirror: 360?
Length of the handle is adjustable, the handle is made of brass and chrome plated.
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