Small studs for Showing, Jumping and Eventing. These small studs from Stromsholm are designed for use on firm ground without jarring. Ideal for showing, jumping and eventing. Features: Small studs for firm ground. Two thread sizes: 3/8" or 5/16". Available in packs of 4 or 50 for 3/8" (packs of 4 only - 5/16").