OneUp Components 4 Bolt Chainring - 104 BCD - Round - Black - 12 Speed Shimano - 30T YGroup_7033448038445 Sharing the DNA of the

Sharing the DNA of the famous 240 hubs

Cons: The winged shape provided extra support for your palms but will also inhibit dynamic movement on the bike somewhat so they may not be the greatest choice for gravity riding where you need to move around on the bike more

but with even more grip

Cons: No chest or arm protection

OneUp Components 4 Bolt Chainring - 104 BCD - Round - Black - 12 Speed Shimano - 30T YGroup_7033448038445 Sharing the DNA of theUpgrade or complete your drivetrain with a OneUp Components 4 Bolt Chainring. These chainrings are easy to fit and will suit a range of 4 bolt cranks in a handful of BCD's. Choose from standard round chainrings or try out an Oval ring for better traction. Made from a high grade 7075 T6 aluminium these chainrings use a Narrow Wide tooth profile that eliminates chain drop with a perfect mesh between the chain and ring. Compatible with 9, 10, 11 and 12