Park Tool DSD-4 Derailleur Screwdriver LIND Rigorously tested to IPX7 waterproofing

Rigorously tested to IPX7 waterproofing standards

Frame Advanced SL-grade composite

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

The smaller difference between the sprockets ensures more efficient effort management

Park Tool DSD-4 Derailleur Screwdriver LIND Rigorously tested to IPX7 waterproofingThe 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.)