British screw heavy duty earth clamp 200A 300A500A 1. 50pcs/ctn G.W/N. ... : Brass or Stainless s British screw heavy duty earth clamp 200A 300A500A1. 50pcs/ctn G.W/N.W:12/11kg ... 2. Material: Brass or Stainless steel British screw earth clamp 200A 300A500A 1. 50pcs/ctn G.W/N.W: ... 39*33*20cm2. Material: Brass or Stainless steel Earth Clamp,Iron,Brass material,American,Italian,Holland,Japanese type and other ...