The Sound Deadening System dramatically reduces noise, vibration and recoil in limbs, string and stirrup. Works with all Excalibur hunting model crossbows. Includes an over molded rubberized stirrup, Ex-Shox, String Stars and R.A.V.S silencers.

Features:Reduces noise, vibration and recoil in limbs, string and stirrup;Works with all excalibur hunting models;Includes an over molded rubberized stirrup, Ex-Shox, String Stars and R.A.V.S silencers