Designed for split-limb crossbows, TwistLox Crossbow Split Limb Dampener are made durable to withstand the extreme torque and power from high-powered crossbows.TwistLox Crossbow Limb Dampeners are configured and tuned to specifically suppress the magnitude of vibration from crossbows. In fact they reduce not only up to 50% of vibration but also noise from the limbs, giving you a noticeably smoother and quieter shot.Easily installed, these limb suppressors for split limb crossbows securely lock between your limbs without the use of a plastic bracket. Use two or more TwistLox suppressors per limb. No tools required for installation! *Gaps between limbs must be parallel for proper installation.