Designed, tuned, and manufactured in the USA, the FOX Street Grip ST Adjustable Fork Cartridge kit is our latest development in our performance V-Twin Lineup. The Street Grip ST offers three position compression and rebound adjustments on the top caps allowing you as the rider to make adjustments on the fly without the need for any tools. This drop in open bath cartridge kit is the highest end fork cartridge kit that you can pair with the QS3 QSR rear shocks to push your Harley to it's ultimate potential.