Wolf Tooth Oval 110 BCD Asymmetric 4-Bolt Chainrings for Shimano GRX cranks are built for performance-focused gravel and road riders who want to fine-tune every detail for speed and efficiency. The 46T option features a sleek aero profile for reduced drag. Designed for 1x drivetrains and optimized to pair with wide-range rear cassettes, these chainrings provide gearing comparable to 2x setups, simplifying your drivetrain without sacrificing versatility. Each chainring is precision-machined and features Wolf Tooth&&';;s patented Drop-Stop ST tooth profile, engineered specifically for Shimano 12-speed Hyperglide+ chains used with GRX 12-speed systems. This profile enhances chain retention, increases durability, and ensures reliable performance in all riding conditions. Compatibility: Compatible with Shimano GRX 800 series cranksets: FC-RX810-1, FC-RX810-2, FC-RX820-1, FC-RX820-2 Not compatible with Shimano GRX 600 series cranksets: FC-RX600-1, FC-RX600-10, RX600-10, FC-RX610-1, FC-RX610-2 Designed for Shimano 12-speed Hyperglide+ chains and 1x setups Key Features: Drop-Stop ST tooth profile: Improves chain retention and sheds mud for consistent performance Shimano GRX 12-speed compatible: Optimized for Hyperglide+ chains and wide-range drivetrains Durable and lightweight: Precision-machined for efficient performance and long wear life 1x specific: Offers simplified gearing with wide-range cassette compatibility for gravel and road