1. T Rail Top amp 2 x3 5 Bottom W Colonial Pickets Product Evaluation Report PER 12049 WWR T42 C6 4 x 4 vinyl sleeved over treated wood or 2 807 i our post mount 1 2 807 system not included 42 40 n Ground Clearance 2 NOTE No Aluminum in bottom rail Foot Block is required for installation to meet the International Residential Code C 72 may be cut down Material per 72 wide panel 1 Number of Panels 1 Top Rail T Rail T Rail Top 72 1 Bottom Rail 2 x 3 5 x 72 1 Aluminum Channel Fits into the top rail 2 Straight Bkts Pairs T Rail amp 2 x 3 5 16 Pickets Turned Spindle x 38 1 1 5 Foot Block 1 5 Foot block with trim Actual Measurements may vary