Take precision to the next level with the Trophy Ridge Trilogy sight. Each pin is micro-adjusted to consistently provide unparalleled accuracy at all ranges. Yardage adjustments are made with the extended slider which maximizes your shooting range starting at 20 yards. The Delrin bushing eliminates metal-to-metal contact resulting in a smooth, quiet movement. The Trilogy perfectly balances precision with superior durability and strength by utilizing an aluminum mounting bracket.