Description
Add Stiffness to your XTERN!
Size Guide:
30 mm
XTERN Classic: Small, medium, large
XTERN Frontier: Small
40 mm
XTERN Summit: Small
XTERN Frontier: *Small, medium, large
XTERN Classic: *Medium, *large
* Ultra-stiffness
45 mm
XTERN Summit: Medium, large
XTERN Frontier: *Medium, *large
* Ultra-stiffness
