SRAM Rival Flattop Chain - 12/13-Speed 126 Links PowerLock Connector Silver E1 ModelNumber=J2523 Micro Drive II chainrings are

Micro Drive II chainrings are compatible with 1-piece and 22mm 3-piece BMX cranks

Great for carrying odd shaped items

Patented tie-down cradle system individually secures and protects bicycles

especially on dry/ loose dirt over hard

completely non-toxic and environmentally safe

SRAM Rival Flattop Chain - 12/13-Speed 126 Links PowerLock Connector Silver E1 ModelNumber=J2523 Micro Drive II chainrings areSRAM took their strongest Rival chain and made it lighter. Cutouts on the outer links of the Flattop chain shed weight while the Hard Chrome finish adds durability as you power through shifts. This chain is ready to go the distance. Flattop technology allows for a narrower chain with quieter operation and increased strength and durability Hard Chrome plated inner link plates for reduced wear and prolonged life Cut outs in out link plates for weight