One Hole, Hole Size mm 4 x 6, Height 21.5 mm, Wide 11 mm, Thickness 8 mm

Made of Polyoxymethylene (POM), also known as acetal, polyacetal, and polyformaldehyde, is an engineering thermoplastic used in precision parts that require high stiffness, low friction and excellent dimensional stability.

Springs Made of Iron, Zinc Plating