Clamping lever: Zinc die-cast, plastic coated, silver metallic color
Insert and spacer bushing: Stainless steel, European Standard No. 1.4305 (American Standard Series No. 303)
GN 511 adjustable clamping lever kits are an option for use in place of DIN 912 cap screws in various mini-clamp components.
See table below for sizes that correspond to various components.