Mushroom knobs with internal thread

Black thermoplastic. Bush and screw 5.8 steel or 1.4305 stainless steel. Version: Steel trivalent blue passivated. Stainless steel, bright.

Black thermoplastic. Steel grade 5.8 or stainless steel 1.4305. Version: Metal parts trivalent blue passivated steel or bright stainless steel. Note: Star grips with projecting steel bush and blind hole or female thread are especially suited for cross pinning. Drawing reference: Form H: bush with blind hole Form K: tapped bush Form L: external thread

Stainless steel 1.4308. Grub screw stainless steel 1.4305. Pin stainless steel 1.4310. Version: Ground and polished or blasted. Grub screw and pin bright. Drawing reference: Form B: drilled through Form C: blind hole Form D: tapped and counterbored Form E: tapped blind hole Form L: external thread