Park Tool AWS-1 Hex Wrench - 4, 5, 6mm BIKESPORTZ Fastest ever rear shifting -

Fastest ever rear shifting - 58% faster than RD-R9150

the CS-R8100 gives riders the choice between a close-ratio setup for fast road riding or a wider range cassette for tackling steeper climbs and endurance riding

improved accuracy throughout the pedal stroke and software advances

and Garmin VIRB*

Park Tool AWS-1 Hex Wrench - 4, 5, 6mm BIKESPORTZ Fastest ever rear shifting -Park Tool introduced the bicycle world to the 3 way hex wrench set over 30 years ago. Our 3 way wrenches fit perfectly in the palm of the hand and provide excellent leverage, making them a favourite of countless shop mechanics worldwide. Specifications 4mm, 5mm, and 6mm hex set Wrenches made from industrial tool steel, through hardened and tempered for long life Chamfered tips for a perfect fit Mfr Claimed Weight TBC