SRAM X-Sync EX1 Sprocket Chainring for Bosch Motors 16T Straight Steel Stroke-52.5mm size 1-1/8" color/design red

size 1-1/8" color/design red

Oval Chainrings for SRAM 8-Bolt

Dimensions: 146mm x 20mm x 8mm  each

} Atmos sealed construction eliminates the need for staples and bumpers

SRAM X-Sync EX1 Sprocket Chainring for Bosch Motors 16T Straight Steel Stroke-52.5mm size 1-1/8" color/design redSRAM X Sync EX1 Sprocket Chainring for Bosch Motors 16T 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