Buje de bicicleta MTB delantero trasero XD 12 velocidades 6 trinquetes 72 clics 32 orificios freno de disco
There is also an SRAM 11S XD tower base option. Spoke Holes: 32H. Thru Version: Front:15 x 100mm, Rear:12 x 142mm (Without quick release). Version: QR or THRU.