Hope Spiderless Retainer Chainring - 28t Boost Hope Direct Mount R22 Black Model=Butter Grease Open tread and lightweight construction

Open tread and lightweight construction Flat Protection Tread TPI 120 Color Black Defined Color Black ISO Width (mm) 30 ISO Diameter 622 / Road / 29" Tire Intended Use Road Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 30 Tire Type Tubeless Ready Clincher Size 700X30

Aggressive file tread or super low-profile knob design

15mm on both ends

A tall camber construction with the highest point of the camber positioned well in front of the balance point combined with long and smooth snow contact areas provides exceptional performance in wet and slow snow conditions

Hope Spiderless Retainer Chainring - 28t Boost Hope Direct Mount R22 Black Model=Butter Grease Open tread and lightweight constructionHope Spiderless Direct Mount Retainer chainrings are specifically designed for use with Hope cranksets and have a narrow wide tooth configuration designed for 1x10 1x11 and 1x12 speed setups without the need of a chain guide. Tooth Count 28 Drivetrain Speeds 12 Round or Oval Round Material Aluminum Color Black Defined Color Black Direct Mount Type Direct Mount Hope Teeth Count 28T Mount Type Boost