45NRTH XL Studs 25-Pack

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45NRTH utilizes a two-piece construction method to create a reliable and high-performing bicycle tire stud, featuring a concave carbide-aluminum design. The super-sized concave cro wn creates open space and inside edges of the bowl, resulting in twice the surface area for increased traction and grip. F Concave tip for durability and longevity Aluminum base to save weight Larger carbide tip diameter for increased traction S Compatible with the 45NRTH stud insertion tool Compatible with all studdable 45NRTH tires We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to premature casing wear and stud loss. Show more