CeramicSpeed Pulley Wheels Shimano XT/XTR 12-Speed - 14 Tooth Alloy BLK MFPN=175-0041020870 SRAM X4 | Medium Cage

SRAM X4 | Medium Cage

Disc brake caliper adapters to change rotor size for Magura disc brake calipers or to use (PM) 74mm calipers on (IS) 51mm frame or forks

Choose 70mm or 90mm drum brake front hub (brake lever sold separately)

5" front/rear front rim Arc 36 Carbon hub Vault axle/spacing (mm) 15x110 Boost hole 28h spoke DB nipple alloy color black weight 1720g/set

CeramicSpeed Pulley Wheels Shimano XT/XTR 12-Speed - 14 Tooth Alloy BLK MFPN=175-0041020870 SRAM X4 | Medium CageCeramicSpeed pulley wheels reduce friction last 3 5 time longer than stock high end pulleys and are designed to work with less drag. Premium Grade 3 Silicon Nitride Ceramic balls Hand built in Denmark Drivetrain Speeds 12 Fits Brand Shimano