Centaur® Sure-Grip Knob End Spur Centaur SKU 470552 Our Price $44.95 44.95 Select Size 1 Ladies 3/4 Ladies Select Color or Option 20 Cents uses JavaScript to manage your cart. Please enable JavaScript to add this item. Can't run JavaScript? Call us! Add To Gift Registry More Details The ‘S’ shaped eyelet ideally positions the spur strap, while the rubber grips secure them to the boots.