ps fork spring kit standard duty 49mm upside down softail 18 21 BS365 Full UV protection to reduce

Full UV protection to reduce eye strain on longer rides

Pullback: 6

The product is recommended for universal drives for which SAE 80W-90 is specified

one per air chamber

Center width(D)=13

ps fork spring kit standard duty 49mm upside down softail 18 21 BS365 Full UV protection to reduceFor upside down forks. Progressive rate fork springs of superior quality. Precision wound and made of high quality chrome silicon wire. Provides a smooth ride but the progressive rate helps prevent bottoming out when taking big bumps. Each kit comes with progressive fork springs and necessary spacers. Fits: 18 21 FXFB S Fat Bob, FLSB Sport Glide 20 21 FXLRS Low Rider S (upside down forks)