Compression Spring
Product information "Compression Spring"
For: presser foot – leather and cap embroidery, puffy up to 4 mm
"Leather" pressure spring (ZSK order number 502 516). Stronger presser foot spring, recommended for embroidery on leather and on caps; required for 3D (puffy) embroidery up to 4 mm foam height. Related variants: standard spring 502 450, puffy spring 502 526 for more than 4 mm.