SDG Tellis Seatpost Lock Nut Tool - Cartridge Lock Nut Removal Tool Tellis Dropper Seatposts - Genuine Service Tool - Black

Dedicated lock nut tool designed specifically for SDG Tellis dropper seatpost cartridges to ensure a precise, secure fit during servicing. Genuine SDG service tool, ideal for correct installation and removal of the cartridge lock nut without damaging the post or hardware. Compatible with SDG Tellis dropper seatposts across all diameters, making it suitable for most Tellis-equipped mountain bikes. Compact, workshop-friendly design that fits easily into toolbox drawers or a small service kit for home mechanics and bike shops. Perfect for routine maintenance, cartridge replacement and full Tellis post rebuilds, helping extend dropper post life and maintain smooth action.