Speedco EVO Disk Mount and Dropout Spacers

Speedco Velox Evo Disk Mount and Dropout Replacement Packs are sold in all three axle sizes - 10, 15 and 20mm. Each pack includes:

One disc mount
One non-drive-side axle block (marked with an L on the block)
Two drive-side axle blocks
One screw/nut to fasten chainstay to disc mount (M5x18mm)
One screw/nut for drive-side chain tension. (M5x40mm)