Amazon.com: IIVVERR Concrete Cornerstone Metal C Type Hook Bolts Sleeve Anchors M8x55mm 6 Pcs (Concreto Cornerstone Metal C Tipo P-ER-NO-S de gancho Escudos de la manga del escudo M8x55mm 6 Pcs :
1/4"-20 FlipToggle Anchor with 2-1/2" Bolt FT25250C10 (10/Box)