Product Number: 7008R.E.D.S. dampeners come as a pair and are strategically positioned on the crossbows where they bear the brunt of the strings follow through which allows them to substantially reduce shock, vibration and noise. Suppression pads are removable and allow you to rotate or reposition, ensuring longer pad life, for Matrix Series crossbows only.Easy to install, designed Exclusively for the Excalibur Matrix series crossbowsThis version of the R.E.D.S. for Micro, Sapphire, Grizzly, Cub or Matrix 310 use part number #7008For Matrix series crossbows use the R.E.D.S. #7006 found here on our site