This Harken 38 mm Big Bullet single swivel block is a compact, low-friction block for sailboats where fast and precise trim control is essential.
The block is designed for efficient line handling with free-rolling Delrin ball bearings that help the line run easily under both low and high loads.
A UV-stabilized sheave, carbon-reinforced sideplates, and rounded stainless steel reinforcements provide a robust solution for onboard control systems.
Key features38 mm single swivel block
Low friction for fast trimming and ease of release
Free-rolling Delrin ball bearings
UV-stabilized sheave and carbon-reinforced sideplates
Stainless steel reinforcements with rounded edges
