SRAM/Truvativ X0 X9 39T 120mm BB30 Chainring MPFN-00557 The balls are held in

The balls are held in place by a reinforced polyamide cage

BB Included No Chainline/Hub Compatibility 141/148 Boost Hubs Chainring BCD 96 Chainring BCD 68 Color Black Crank Intended Use Mountain Crank Length (mm) 170 Defined Color Black Drivetrain Speeds 11 Number of Chainrings Double Pedal Spindle 9/16" Rings 36/22 Spindle Interface Type FSA MegaExo Weight 856

and superior performance for high frequency use

model FCS & TFRA description fits Cura

Its tread pattern features a center slick for a smooth-rolling ride and triple siping on the transition and side lugs for traction in loose areas

SRAM/Truvativ X0 X9 39T 120mm BB30 Chainring MPFN-00557 The balls are held inSRAM Truvativ X0 X9 39T 120mm BB30 Chainring. Original equipment on SRAM and Truvativ cranks they also work well with other drive trains. Supplied in TruVativ packaging TECH SPECS Tooth Count 39 Ring Position Type Outer Drivetrain Speeds 10 Chainring BCD 120 Color Black Defined Color Black Material Aluminum