It includes seven bolts coarse and fine thread 1/2", 3/4", 1.00" and 1.250" in steel and alum., twenty four AN steel washers, six steel weight spacers and thirteen alum. and steel nuts in coarse and fine thread.
With this counterweight kit it will make the racers experience at the track a day to remember and maybe put another trophy on the mantel. Bolts and nuts are 5/16".