Shimano 105 FH-5800 Freehub Body with Seal Fixing Bolt and Washer MFPN=IRTMT905L Model Aero Rage Size 700c

Model Aero Rage Size 700c Front/Rear Rear (1sp FX/FW) Axle/Spacing (mm) 10x120 Bolt-on Hub TK (Fixed/Freewheel) Hole 32 Brake Rim Rim Aero Rage Internal W 14mm Depth 24

but the DHF also makes an excellent option for a rear tire

5mm Drivetrain Spacing Road Disc Crank Spindle Diameter 28

18T Ratchet LN System Rear Axle 12mm Thru x 142mm Rim Width (Internal) 22 Cassette Body Type Shimano HG 11/12-Speed Road Valve Presta Wheel Size 29" Defined Color Black ISO Diameter 622 / Road / 29" Rim Material Alloy Tire Type Tubeless Ready Clincher Hub/Brake Compatibility Center-Lock Disc

Shimano 105 FH-5800 Freehub Body with Seal Fixing Bolt and Washer MFPN=IRTMT905L Model Aero Rage Size 700cFreehub Bodies for service and replacement on Shimano hubs. Cassette Body Type Shimano HG 11 12 Speed Road Material Steel