The standard track is used for cars adjusted with control lines and for self-tacking systems.
Pinstop is a spring loaded plunger fixing the genoa car on the purpose made track. The car is easy to relocate when not under load.
Ideal for retrofit upgrades as the fasteners can be located according to the existing bolt holes. Also used when the bolts are to be hidden.
The high beam track is used for unsupported main sheet systems and self tacking systems.