BMX

- Super hardened Cr-Mo/Nylon construction - 40 x 100mm - Special insert fits 3/8" or 14mm axles - Diameter: 40mm - 320g (pair) - Material: Chromoly Core w/Nylon Sleeve - Sold in pairs

- Threads onto 3/8" axles - Double-sided - Oversized - Alloy - Length: 3" / 74mm - Width: .94" / 24mm - Sold as a pair