CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Coated Races Alloy BLK Model=Stacked BMX Bottom Bracket Color Silver Ring Position/Type Outer

Color Silver Ring Position/Type Outer Tooth Count 52 Drivetrain Speeds Single Speed 3/32" Chainring BCD 130 Material Aluminum Defined Color Silver

Bolts directly to the fender

(mm) 38 Material Aluminum Spring Weight 350

}Topeak Nano Air2 DF Inflator -

CeramicSpeed Pulley Wheels Shimano 11-Speed - 12 Tooth Narrow Wide Coated Races Alloy BLK Model=Stacked BMX Bottom Bracket Color Silver Ring Position/Type OuterCeramicSpeed Pulley Wheels for Shimano 11 Speed 12 Tooth Narrow Wide Coated Races Alloy Black. CeramicSpeed pulley wheels reduce friction last 3 5 time longer than stock high end pulleys and are designed to work with less drag. Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark TECH SPECS Drivetrain Speeds 11 Fits Brand Shimano