191B Little Giant Jack Screw - 1" Extension Base Only 50689

191 “Little Giant” Jack Screws and Sets
Little Giant Jack Screw Base Extension, 1" (25mm) Base

Little Giant Jack Screws are used for leveling work on planer beds, drills, setting up machinery, and general use in toolrooms or machine shops. 191 Series are 1-1/2" to 2-1/4" / 38-57mm in Size. Series 190 and 191 have 20-pitch screws and for those who desire a finer adjustment, the F190 has a 40-pitch screw. 1" Extension Base Only.

Specifications
3D CAD Files / Exploded Parts Diagram
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Specifications

  • Made in America: Yes

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    California Proposition 65 Warning

      WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov