Proline Flatline 80′ Mainline
80′ (65′ main with 3 – 5′ sections)
1/4 inch flat zero-stretch line
Constructed with Dyneema fibers for extra strength
4100 lbs. tensile strength
Smooth, flat PRT coating eliminates knots
Soft to the touch
| Specification | Value |
|---|---|
| Length | 80′ (65′ main with 3-5′ sections) |
| Line Diameter | 1/4 inch |
| Material | Dyneema fibers |
| Tensile Strength | 4100 lbs |
| Coating | Smooth, flat PRT coating |
| Feel | Soft to the touch |
FAQ
What is the tensile strength of the Proline Flatline 80′ Mainline?
The tensile strength is 4100 lbs.
Is the line stretch-free?
Yes, it is a zero-stretch line.
What makes the line smooth and knot-free?
The smooth, flat PRT coating eliminates knots.

Virginia Hardacre –
The line is very strong and easy to handle. The zero-stretch feature makes it reliable for regular use. The PRT coating is smooth and doesn’t tangle. I’ve used it for several projects and it holds up well under tension.
Megan Carr –
Great quality for the price. The 1/4 inch diameter is perfect for my setup. It feels soft and doesn’t snag easily. The mainline and sections are clearly marked and easy to manage.
Vanessa Blake –
Highly satisfied with the durability and smoothness. Dyneema construction gives it excellent strength without adding weight. No knots even after repeated use. A solid choice for outdoor applications.