The Allen 18mm External Sail Slide is an essential component for sailboat rigging, designed to fit externally around a T-track section. With its smooth movement along the mast or boom, the sail slide, also known as a sail slug, simplifies handling and reefing of sails. Its construction using high-strength, UV-resistant materials ensures durability and reliability, greatly extending the lifespan of the sail. Suitable for a wide range of sailboats and sail types, this sail slide is a versatile and practical choice for both recreational sailors and competitive racers.