Full Speed Ahead Pro Track 51t x144mm Black Chainring 1/2"x1/8" MFPN=M111.3B 2CB1 B10 }Dimension Chainring - 39T 110mm

}Dimension Chainring - 39T 110mm BCD Middle Black

Machined engineering-grade Delrin inserts for adapting bottom brackets to a different type of crankset spindle

2 Bolt Position Middle

}MRP 1x V3 Carbon Chain Guide 28-38T ISCG-05 Black

Full Speed Ahead Pro Track 51t x144mm Black Chainring 1/2"x1/8" MFPN=M111.3B 2CB1 B10 }Dimension Chainring - 39T 110mmFull Speed Ahead Pro Track 51t x144mm Black Chainring 1 2"x1 8". FSA Pro Track Chainrings are CNC Machined AL7075 T6 with laser etched logos. Requires 1 2"x1 8" chain TECH SPECS Color Black Ring Position Type Single Tooth Count 51 Drivetrain Speeds Single Speed 1 2" x 1 8" Chainring BCD 144 Material Aluminum Defined Color Black