Park Tool Multi-tool MTC-30 drumbeat21-236 - 32 Wind Tunnel vents

- 32 Wind Tunnel vents with internal channeling

4mm outside spline diameter

- Nominal OD of shaft is 25

the DAYBLAZER 1100 is your new best riding buddy

- FlexTight SP-11 seatpost bracket (Diam

Park Tool Multi-tool MTC-30 drumbeat21-236 - 32 Wind Tunnel ventsThe Park Tool MTC 30 is a high quality folding take along bike tool that features all the essential tools needed for a quick on the ride adjustment. The MTC 30 features a selection of hex and star driver wrenches for most bolts and fittings found on a bicycle, as well as a universal screwdriver for derailleur adjustment. Unique to the MTC 30 is a 8 mm 15 mm box end wrench: the 15 mm end fits most solid axle nuts, and the 8 mm end is handy for