Thinvik Road Bike Shoes Adapter, Three Holes Convert to Four Holes to Compatible with Speedplay Zero Cleats

Material: nylon fiber Applicable: SpeedPlay Zero series pedals Thickness: 5/6 Uses: for three-hole lock shoes Net weight: 50g / pair Color: Black This product is made of nylon material; has the following characteristics 1. High temperature resistance, the use temperature is -40 ~ 105 ° 2. High strength and good toughness. Have higher tensile and compressive strength. Strong ability to absorb impact and stress vibration 3.Abrasion and corrosion resistance