DesignRail Kit (LR) Series 150 Level Rail Kits by Feeney is an easy-to-install cable railing system. Available in 6' only, Black only, in both 36" and 42" heights. Level Rail Kit includes an Intermediate Picket positioned in the middle of each section, top and bottom rails, and hardware. Series 150 is a Graspable Handrail option. Use 9 runs of 1/8" cable for 36" and 11 runs of 1/8" cable for 42" Rail Kits. CableRail Kits sold separately. DesignRail Kits Page for literature and installation, posts, and CableRail Kits.