Raise the stud by an extra of 15 mm. For very slippery ground.
For very slippery ground. Raises the stud by an extra of 15 mm. Shoe thickness 8 or 10 mm. Oval head 17 mm diameter, 12 mm wrench, threaded for all metric studs M10x150. Drill Ø 8.5 mm and use a metric screw tap M10x150. Weight 20 g.