Eastern Bikes Wolfdog BMX Bike (20-Inch) One of two dirt-focused pro level bikes from Eastern Full 4130 chromoly frame with hydroformed downtube, 21" top tube Fully sealed hubs with double-wall alloy rims front and rear Eastern FULL 4130 chromoly fork with machined bearing race, tapered legs and hangfree dropout design Eastern full 4130 chromoly bars 8.5" X 28.5"