Especificaciones:

• weight: about 9g 11T, about 10g 13T
• Uso: Bicicletas de carretera
• Tamaño: 11T and 13T
• Nombre de la: STRIVEUP
• Material: Aleación
• Compatiable: 7/8/9/10/11s bike use
• Colors (13T): black and red
• Colors (11T): red,black,blue,green
• 13T outer diameter: 50mm
• 13T inner diameter: 6mm( send with 4mm/5mm adaptors)
• 11T Outer diameter: 41mm
• 11T inner diameter: 6mm( send with 4mm/5mm adaptors)