Meet the Digital React One Pin by Trophy Ridge. For nearly a decade, Trophy Ridge's React Technology has been the preferred sight technology by archers around the world. React Technology is the fastest and most efficient technology when sighting in a bow for the first time. In a mere 10 minutes or less, you can have your bow dead-on from 20 to 100+ yards. Trophy Ridge has upped the ante with the new Digital React sights powered by Trophy Tech, the muscle behind Trophy Ridge's technology. The sight weighs a total of 12oz. THIS MODEL IS DESIGNED SPECIFICALLY FOR THE NEW MATHEWS ARCHERY BOW RISERS WITH BRIDGE-LOCK TECHNOLOGY.