29er mountain frame 1.size:17''/19''/21'' 2.superlight,internal cabling, compatiable with 2.4 tires. 3.postmount brake 29er mountain frame1.size:17''/19''/21''2,superlight,internal cabling, compatiable with 2.4 tires.3.headset FSA-Orbit-C40-No.42 compatible4.postmount brake5.weight:1040g6.3k,12k,UD finish,custom painting7.CE certificate(EN14781),2 year warranty 29er mountain frame