BOWJAX EXCALIBUR CROSSBOW KIT DAMP.
X-bow Kit for Excalibur Solid Limbs, Black . The limb dampeners in this kit simply slide over the limb in place, however, you have to take the string off first. This step requires a bow press or bowshop assistance. They simply slide over the limb, 4 - 6 inches down from the ends, then you install the string back on.
Then in the kit are 4 crossbow string silencers, these require a bow press also. Placement 3 - 4 inches down
There is a retention spring dampener, this simply slides on the retention spring.