Hope Spiderless Retainer ChainringThese Hope Spiderless Direct Mount Retainer chainrings are specifically designed for use with SRAM 3 bolt direct mount cranksets. The chainrings feature a narrow wide tooth configuration and are designed for 1x10 1x11 and 1x12 speed setups including SRAM Type without the need of a chain guide. Designed for SRAM direct mount cranks these chainrings are compatible with 9 10 11 and 12 Speed drivetrains including SRAM T Type Improved mud shedding