Stan's Arch MK4 29 Disc Tubeless 12x157 XDR Rear Wheel Headset Reducers 9mm with no flange and

9mm with no flange and single sided locking collar

Manufacturer Part Number: ISTRX600LI

UPC: 602573089507

128422-Q0-L

UPC: 895428009601

Stan's Arch MK4 29 Disc Tubeless 12x157 XDR Rear Wheel Headset Reducers 9mm with no flange andHandle every trail with confidence, versatility, and speed Arch MK4, 28 31. 4mm internal external width, disc specific aluminum asymmetric clincher rim features Bead Socket Technology (BST Asymmetric), improves tire performance at equivalent pressures and allows fewer pinch flats WideRight: Provides the optimal volume without distorting the tread pattern or the side knobs so that they are in the correct position for cornering. Proper tire profiles not