SRAM X-Sync EX1 Sprocket Chainring for Bosch Motors 18T Straight Steel CheckoutSpec= 75mm S x 297 lbs/in 450 lbs load capacity

450 lbs load capacity

Independent HSC circuit providing an adjustable high-speed blow off point combined with a LSC circuit providing adjustment for chassis control and small bump sensitivity

while the shoulder knobs offer a continuous biting edge for railing through fast corners

} 20mm deep

20mm internal width and 23mm rim depth

SRAM X-Sync EX1 Sprocket Chainring for Bosch Motors 18T Straight Steel CheckoutSpec= 75mm S x 297 lbs/in 450 lbs load capacitySRAM X Sync EX1 Sprocket Chainring for Bosch Motors 18T Straight Steel. The EX1 drive train was designed specifically for the demands of electric assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAMs high end MTB parts provide high value quiet operation and ease of service. X Sync (wide narrow) tooth profiles for great chain management