Shimano Ultegra RD-6800 11-Speed Rear Derailleur Pulley Set: Version 2 CheckoutTitle=Maxxis Aggressor Tire - 29 x 2.3 }Lezyne Grip Drive HP Frame

}Lezyne Grip Drive HP Frame Pump MD - Black

The pressure of the escaping air forces the particles into the opening where they build up and intertwine to form a long-lasting flexible plug

Defined Color Black PSI 40 TPI 60 Weight 514 Tire Type Clincher Tire Intended Use BMX Color Black Tire Diameter 20" Tire Bead Wire Labeled Size 20 x 2 ISO Width (mm) 50 ISO Diameter 406 / 20" BMX

Adjustable silicone mount is perfect for seat posts seatstay helmets or racks

Wide 10-52t gear range provides the right gear for every terrain and elevation

Shimano Ultegra RD-6800 11-Speed Rear Derailleur Pulley Set: Version 2 CheckoutTitle=Maxxis Aggressor Tire - 29 x 2.3 }Lezyne Grip Drive HP FrameShimano Ultegra RD 6800 11 Speed Rear Derailleur Pulley Set: Version 2. Shimano Rear Derailleur Pulley Assemblies TECH SPECS Fits Brand Shimano Drivetrain Speeds 11