Product code: Antique Car Screw Jack WE Pratt authentic Little Giant SJ14 Auto
Antique Auto Screw Jack W.E. Pratt Mfg Co Chicago Top is marked SJ 14 I believe this is from the 1920s Base measures 4 5/8 x 2 5/8 Inches Shortest position gives the center of the top as 9 Inches above the base Tallest position has the center of the top authentic as 15 Inches above the base.
Antique Auto Screw Jack W.E. Pratt Mfg Co Chicago Top is marked SJ 14 I believe this is from the 1920s Base measures 4 5/8 x 2 5/8 Inches Shortest position gives the center of the top as 9 Inches above the base Tallest position has the center of the top authentic as 15 Inches above the base.