A limb-driven, fall-away arrow rest with full containment, the Trophy Taker Smackdown LockUp Arrow Rest gives bowhunters a fast-action rest designed never to fail. This lock-up design combines a mechanical locking mechanism for trustworthy hold and integrated roller bearings for smooth mechanics. Made of a precision-machined, aircraft-grade aluminum alloy, the Smackdown LockUp features hardened stainless-steel components to give bowhunters a rest thats made to last. The full over-molded containment ring features a built-in sound-dampening system for quiet loading and unloading. 1/4 windage block adjustments accommodate 1 riser designs, while the secure, 3-point mounting system features 2 contact points on the mounting bracket to ensure your equipment never fails. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Drop-Away/Containment Rests.