Upgrade your weak stock suspension hardware with our high-strength kit for Surron.
Grade 12.9
Black Zinc coating
Rockwell C37 (vacuum hardened)
Acetal washers for low friction surfaces
Grade 10 zinc plated locknuts
170,000 psi tensile strength, stronger than Grade 8 steel and titanium!
(Heat Treatment increases baseline mechanical properties, including strength. Cryogenic treatment does not make material stronger but enhances properties like stability and resistance to wear which is not needed in stationary fasteners.)
Get the Radmoto E-Moto Storage Bag: Designed by Riders, for Riders — FREE ($89.95 value!) when you pay for a compatible E-Bike in full today. No code needed.
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