Umpqua U-Series U504 Fly Tying Hook - Size 2/0, 25 Pack

Overview

The Umpqua U-Series U504 fly tying hook pairs value with purpose, designed for serious tiers who want dependable performance without paying a premium. Sized 2/0, this hook sits in the U-Series lineup, where each model carries a clear numbering system to help you select the right style for your pattern. With a bronze finish and thoughtful geometry, it’s built to perform from the bench to the river.

Quality construction you can feel

Engineered from high-grade carbon steel, the U504 features a chemically sharpened point for crisp penetration and a micro barb for confident hook sets. The easy de-barbing feature simplifies prep before you tie, reducing fiddly work and letting you focus on the pattern itself. The bronze finish not only looks traditional but also holds up under humidity and water exposure, contributing to reliable use over multiple tying sessions.

• Popper Hook
• Standard Wire
• 2X Long
• Kink Shank
• Bronze

Where this hook fits in the U-Series system

U-Series hooks are organized by a numbering system that helps you quickly identify the intended use, such as U0xx for dry flies, U1xx for nymphs, U2xx for curved patterns, U3xx for streamers, U4xx for saltwater, and U5xx for specialty hooks. The U504 sits within this family with a focus on dependable mid-sized tying options, making it a solid choice for patterns that require a balanced gape and a sturdy shank while keeping the tying process straightforward.

Real-world tying and application

Whether you’re preparing dries, nymphs, or small streamers, the U504’s longer 2X shank provides extra room for thread wraps and materials without crowding the eye. The combination of a sharp point, durable steel, and a secure barb encourages clean hooksets that help your finished flies ride true in the water. This setup is well-suited for patterns that demand steady penetration and reliable hold, while remaining approachable for both seasoned tiers and those building up a usable collection.

What you get and how it supports your workflow

Each pack includes 25 hooks in size 2/0, delivering value for ongoing tying projects. The bronze finish helps with smooth threading and handling, while the standard wire construction keeps the overall feel familiar to anglers who tie regularly. With the U-Series system, you can quickly identify the intended use and keep your tooling organized as your fly collection grows.

Summary of benefits

Users can expect durable steel construction, a sharpened point for efficient penetration, easy de-barbing for faster prep, and a practical 2X long shank for versatile tying. The 25-pack format offers a cost-effective option for regular tying sessions.