Fox SLS springs are made from a lighter weight steel spring than the standard Fox spring. They are lighter than titanium springs at more affordable prices. The 35 mm/1.385" Internal diameter also fits DVO, MRP and X-Fusion shocks.
Internal Diameter: 35 mm/1.385"
Constructed from proprietary Fox super light steel (SLS)
Unique surface treatment and stress relief process allows using a smaller wire diameter with fewer coils, all creating a lighter spring