The Mustad 11.5 Plug (also known as the P-11.5 S) is a tungsten carbide drive-in stud designed to provide enhanced traction for horses on ice, snow, mud, and pavement.

Product Details:
Dimensions: Features a 10mm head diameter and sits approximately 8.5mm above the shoe.
Material: Built with a durable tungsten carbide pin brazed into the body for high wear resistance.
Installation: Requires a 17/64" (6.8mm) hole to be drilled into the horseshoe; the stud is then driven in with a hammer.
Use Case: Ideal for winter conditions or added durability on hard surfaces like asphalt