The NSB narrow wide chainrings use a proven variable tooth pattern mated with a standard chainring tooth profile to help retain the chain on the front ring during all types of riding. The profile maintains excellent wear for a durable product and has an optimized chainline for 1x systems. Utilizing the most common bolt pattern, 104mm BCD, these rings can mount to almost any crank.
SPECIFICATIONS:
104mm Bolt Diameter Circle (104 BCD)
Chainline: 32T, 34T, 36T, 38T: ~52mm on a 2×10 mid-ring mounting position
Machined from solid 7075 T6 Aluminum
Anodized Black with Laser Etched Graphics
Compatible with all 9, 10, 11, & 12 speed SRAM drivetrains
Compatible with all 9, 10, & 11 speed Shimano drivetrains
Weight: 55g