8-in W x 8-in H x 16-in L Cored Concrete Block in the Concrete Blocks department at Lowes.com
,Hollow Dense 7N Blocks (140mm & 215mm) | Concrete Blocks | Hoddam Contracting,Hilti 3/8 in. x 1-7/8 in. Kwik Hus-EZ Concrete and Masonry Screw Anchor (50-Piece) 418055,8-in W x 8-in H x 16-in L Cored Concrete Block in the Concrete Blocks department at Lowes.com,8-in W x 8-in H x 16-in L Cored Concrete Block in the Concrete Blocks department at Lowes.com