Secure your newell post, hand rail, and balusters to your stairs and floor like they're set in cement! Trim parts available in Oak and Maple.L-Bracket Fastening System with trim in your choice of Oak or MapleInside dimension of wood trim is 3-1/2" square Includes four extruded L-brackets and screws Includes pre-cut 2" wide trim to conceal L-brackets and screws - choose from Oak or Maple