45NRTH XL Concave Replacement Studs

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 crown creates open space and inside edges of the bowl, resulting in twice the surface area for increased traction and grip.

Concave tip for durability and longevity

Aluminum base to save weight
Compatible with the 45NRTH stud insertion tool
Sold in a pack of 100
XL Stud features a larger carbide tip diameter for increased traction