Shadow Hunter brings innovation to the hunting blind world again with the Shadow Hunter Lock-N-Load Anchoring System. No more cumbersome hardware. With the Lock-N-Load system, it’s 3 easy steps. Simply attach the Lock-N-Load Anchor Bracket to the base of the platform legs of your blind, drive #5 rebar through the cross-directional tube, tighten the retention bolts and your blind is safely and securely anchored. High-strength steel design. (Set of 4). #5 – 5/8″ Dia – 6′ steel rebar not included.