Built for riders looking to upgrade their gravel drivetrain with premium materials, standout style, and proven Wheels Mfg precision, these new Gravel focused 8-bolt HG+ chain compatible chainrings are machined from premium 7075 aluminum for a strong, lightweight feel. They also feature a new design that gives gravel bikes a clean, custom look while delivering the durability and performance riders expect from Wheels Manufacturing. Machined from premium 7075 aluminum, these chainrings are lightweight, strong, and feature an anodized finish that keeps it looking great Designed for gravel riders looking for performance, durability, and style SRAM 8-Bolt direct mount interface for mounting to crank Chainring&';s tooth profile is designed for compatibility with Shimano HG+ type chains 6.5mm Offset Item Specifications Color Black Defined Color Black Direct Mount Type Direct Mount SRAM 8-Bolt Drivetrain Speeds 12 Material Aluminum Offset 6.5 Inboard Round or Oval Round Tooth Count 42 Wheels Manufacturing 8-Bolt Direct Mount Hyperglide+ Chain Compatible Gravel Chainring Direct Mount Chainrings UPC: 810124715410