Park Tool DSD-4 Derailleur Screwdriver LIND Invisible technology that will help

Invisible technology that will help you get to the finish line faster

Limited edition Fall '25 graphics at front and back body

Ample Storage: Multiple cargo and zippered pockets provide plenty of space for essentials

The extra compact pump and integrated CO2 inflator lets you choose between pumping

Frame Advanced SL-grade composite

Park Tool DSD-4 Derailleur Screwdriver LIND Invisible technology that will helpThe Park Tool DSD 4 is a precision component screwdriver machined to exact standards to ensure a perfect fit on compatible component fasteners. Featuring an ergonomic, CNC machined and hard anodized 6061 aluminum handle and a 5mm precision ground flat blade. Specifications #2 cross tip driver (exceeds JIS standards) Total length: 232 mm (9. 1") Shaft length: 145 mm (5. 7") Mfr Claimed Weight 124 g (4. 37 oz.)