NS Dynamics Cartridge Seal Head for Rockshox Charger Damper Pike Boxxer

NS Dynamics Charger Damper Cartridge Seal Head - RockShox Pike & Boxxer Your new RS Pike or Boxxer but let you down by reliability with lowers lube contamination of the damper fluid or damper fluid leaking into the lowers? The NSD Charger Cartridge Seal Head upgrades from the stock single wiper seal design of the standard seal head to a more reliable wiper seal / quad ring combo. Backed up by a low friction guide bush which provides better shaft support, and precision CNC'd to ensure accurate tolerances, the NSD Charger Sealhead provides silky smooth action and reliable sealing and damper performance.