10-821579 - Screw
Mercury Quicksilver Screw (#10-24 X .500) 10-821579 is equivalent to parts:
- 21742 GLM
Mercury Marine produces the Quicksilver line of parts. Quicksilver parts are made for use on Mercury, Mariner, MerCruiser & Force engines. In addition, they cover many applications by the following engine manufacturers: Chris-Craft, Chrysler, Crusader, Evinrude, Johnson, Honda, OMC, PCM, Suzuki, Volvo Penta, & Yamaha.
10-821579 - Screw Mercury Quicksilver 10-821579 $3.60