Full Speed Ahead Super Road Megatooth Chainring - 40t 110mm BCD 5-Bolt Aluminum For 1x11-Speed BLK Shoe Size-12-13 Hollowtech hollow forged crank arms

Hollowtech hollow forged crank arms not only the bike's weight but decreases rotating mass to aid in acceleration

whatever your bike type

275 Defined Color Black ISO Width (mm) 23 ISO Diameter 571 / 650c Tire Intended Use Road Tire Diameter 650c Tire Bead Folding

Wingflex: the shell's side edges flex and adapt to rider's inner leg movement

Full Speed Ahead Super Road Megatooth Chainring - 40t 110mm BCD 5-Bolt Aluminum For 1x11-Speed BLK Shoe Size-12-13 Hollowtech hollow forged crank armsFull Speed Ahead Super Road Megatooth Chainring 40t 110mm BCD 5 Bolt Aluminum For 1x11 Speed Black. Full Speed Ahead Super Road MegaTooth Chainrings are designed for 1x road drivetrains. MegaTooth technology ensures chain stays secure 5 hole bolt pattern TECH SPECS Color Black Ring Position Type Chain Retaining Single Ring Tooth Count 40 Drivetrain Speeds 11 Chainring BCD 110 Material Aluminum Defined Color Black