Shimano SM-RT66 Disc Rotor - 180mm | 6-Bolt Clincher Tire airtight connection

airtight connection

and rear sections

User-replaceable CR2032 battery with 200-hour life

SockGuy's performance construction is all here: Stretch-to-Fit sizing in S/M and L/XL adapts to any foot shape for a consistent

designed to fill the aerodynamic dead zone that standard bottle cages leave open between the downtube and the bottle

Shimano SM-RT66 Disc Rotor - 180mm | 6-Bolt Clincher Tire airtight connectionWhat is the Shimano SM RT66 180mm rotor built for? The Shimano SM RT66 Disc Rotor 180mm 6 Bolt is built to deliver consistent, dependable stopping power across SLX and Deore level brake setups in all riding conditions. It uses a one piece stainless steel construction that resists corrosion and holds up to hard, repeated braking, and it ships with Shimano's anti loosen tightening plate so the rotor bolts stay put and installation is quick and secure.