E*thirteen Helix R Guidering (52/55 Flip Flop) 32t - Gray MFPN=141-33147-K001 }Park Tool BBB-4 Big Blue

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The tire design features a Super Race carcass and Addix Race compound to help maximize weight and reduce rolling resistance ready to take you to the finish line

Bearing Type Sealed Cartridge Cassette Body Type SRAM XD 11/12 Speed Color Black Defined Color Black Hub Drilling 32 Hub/Brake Compatibility 6-Bolt Disc Rear Axle 12mm Thru x 150mm Skewer Included No Spoke Interface J-Bend

E*thirteen Helix R Guidering (52/55 Flip Flop) 32t - Gray MFPN=141-33147-K001 }Park Tool BBB-4 Big Bluee*thirteen Helix R Guidering 32t 11 12 Speed 52 55mm Flip Flop CL 3 5mm Offset e*thirteen DM Gray. Helix R Direct Mount rings are designed to function equally well with all 11 and 12 speed SRAM and Shimano drivetrain systems on e*thirteen Helix or legacy TRS LG1 XCX cranks. e*thirteen's Gen 4 narrow wide tooth profile delivers upgraded chain retention lower system noise and increased wear life Cross Compatible with SRAM and Shimano 11 and 12 speed