To complete your stunning Trex Transcend railing system, purchase the proper Accessory Infill Kit needed to create the style and atmosphere you want. With a range of infill options from square composite balusters to round aluminum spindles, Trex Accessory Infill Kits allow for more railing profiles than any other brand on the market. Mix different colors and infill designs to create a completely customized look that's all your own. Each Accessory Infill Kit includes easy-to-install baluster spacers, an adjustable foot block, rail support brackets, concealing gaskets, and mounting hardware. Available in coordinating 6 foot or 8 foot lengths and all premium Trex finishes to perfectly accompany your rail sections. Installing glass panels Trex Transcend Glass Infill Kits are sold separately.