Praxis Works MTN E-Ring Steel Narrow Wide Ring 32-NW7001

- Cold forged, high grade 4130 grade steel designed specifically for E-Bikes and longer wear \n- These e-rings are female-threaded. A regular male M8 CR bolt threads directly into this threaded e-ring for motor clearance. Mount with the logos facing outward\n- Narrow Wide tooth profile for better chain retention\n- Works with 1x10/11/12sp Shimano, KMC and SRAM Eagle, Flat and T-type chains\n- Must use a ‘clutch’ type rear derailleur. Ex: Shimano Shadow or SRAM Type2 \n- Shimano compatible with both mechanical and Di2 Shimano 10/11/12sp. SRAM compatible with both mechanical and wireless SRAM 10/11/12sp\n- In rough terrain, or just for pure security, use of an upper guide recommended\n- Unauthorized online sales prohibited by manufacturer