Reliable Construction: Made from wear-resistant hard steel, these spikes are designed to withstand frequent use without easily wearing down, ensuring long-term performance for your track shoes. Enhanced Traction: The track shoe spikes provide reliable grip on various surfaces, making them ideal for improving skills and speed during sprints and regular training sessions. Versatile Use: Well-suited for synthetic tracks and short-distance sprints ranging from 100 to 400 meters, these spikes cater to both competitive and everyday practice needs. Comprehensive Set: This package includes 60 track spikes along with a convenient wrench, allowing for easy installation and removal of spikes as needed. Optimal Size: Featuring a spike thread size of 5 mm and a wrench measuring 6.3 cm x 4.3 cm (2.48 in x 1.69 in), this set is designed to fit most standard track shoes seamlessly, providing a secure fit for enhanced performance. Specification: Material: Steel, Plastic Spikes Thread Size: 0.5 cm (0.20 in) Wrench Size: 6.3 cm x 4.3 cm (2.48 in x 1.69 in) Package Includes: 60 Track Spikes 1 Wrench 1 Storage Box Note: Please allow slight measurement deviations of 1–2 cm (0.39–0.79 in) due to manual measurement.