Shimano/SRAM 8,9,10 Speed 12mm Thru x 148mm 28 Hole In Store Bicycle Rear Hubs
12mm Thru x 148 thru axles are often called "Boost"
The hub drilling is the number of spoke holes. It must match your rim spoke count.
In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.