Promax HF-2 Crankset - 172.5mm 24mm Spindle 2-Piece Black MFPN=00.6118.747.001 Schwalbe Racing Ralph is a

Schwalbe Racing Ralph is a pure racing tire

15 Tire Width Range 1

Disc IS 6-bolt Rim Internal Width 30

Stroke (ins) 3 I

The stamped steel cup spanner tool works for MegaExo and Hollowtech-II integrated-type bottom brackets

Promax HF-2 Crankset - 172.5mm 24mm Spindle 2-Piece Black MFPN=00.6118.747.001 Schwalbe Racing Ralph is aTrusted by elite BMX racers for more than a decade the Promax HF 2 cranks are a balanced combination of stiffness durability and weight savings. Forged from 6061 T6 aluminum the hollow crank arms spin on a beefy 24mm spindle permanently fitted into the drive side arm. Hollow forged 6061 T6 aluminum HF 2 cranks are lightweight stiff and strong 104mm BCD chainring mount (Chainring sold separately) Chainline: 43 Q Factor: 168 Pedal washers included