Vintage 1982 or 1983 Schwinn Predator Thrasher BMX Bike Black Yellow Gold Mag Wheels. Rubber tires have been replaced with new Subrosa tires but otherwise appears to have most of its original parts. Vintage bike shows wear from normal use and age including damage to seat, light rust, scuffs and tacky handle grips. However, overall it's a solid classic BMX bike to: ride, restore, collect or part out. Actual item shown is for sale and photos provide the best description. 
Approximate Measurements
Tires 20"
Top Tube 19"
Seat Tube 12"
Head Tube 4.5"
Down Tube 18"