Steel billet and heat treated band anchor pins.Fully machined on Citizen CNC machine.Gentle radius replaces factory undercut at the "snap off " point.500 of each in stock.$19.99 or bulk discounts.In a few days we will be releasing our .555 tv boost valves.Fully CNC machined.valve sleeve bore is Guaranteed minus 0 plus .0002.Valve itself is guaranteed .5548.plus 0 minus .0002.Killer pricing.$29.99 each.