Compact Stanchion Lead System. Features and Benefits: Safe, compact design. Reduces furling line friction. Sheave model WL/2 for line entry and exit stanchions. Fairlead model WL/1 straight line guide for intermediate stanchions. Unique tracker-ball angle adjuster for perfect sheave alignment. Complete with fastenings: easy to fit. Use XAS powerclutch or PXR camcleat to secure the furling line. Replacement sheave for WL/2 available.