Select-A-Rail PWC is a preferred North American distributor of Select-A-Rail interlocking deck rail system. Select-A-Rail is a Western Red Cedar building product manufactured with profiled round and square balusters, plus bottom and handrail. It is made with full sawn 3x4 or 3x6 STK & BTR FOHC (FOHC limits splits and checking when exposed to harsh weather). Bottom rails are sloped to reduce water pooling and rot. Matching spindles are available in 1" or 3" STK & BTR FOHC, with no prior selection for clear. Each spindle is bottom dadoed to lock onto the bottom rail spline for extra stability and ease of installation.