SA Stillwater Seamless Density Parabolic Line Sink 3/5/3 – Dk Green/Charcoal
Sinks in a U-shaped profile for searching the water column
- Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability
- Designed specifically for the demands of stillwater anglers
- Overweighted by two line weights for multiple flies, long leaders, and longer casts
- Features textured hang markers 10 feet and 20 feet from the tip
- Seamless Density technology provides a smooth transition between densities, eliminates hinging, and provides a straight-line connection to the fly
- Parabolic Sink 3/Sink 5/Sink 3: Sinks in a U-shaped profile for searching large portions of the water column
- SA SD PRBLC WF X S# S# S# (X = line weight; # = sink rate)
| Specification | Value |
|---|---|
| Line Weight | 3/5/3 |
| Color | Dk Green / Charcoal |
| Design | Parabolic U-shaped profile |
| Technology | Seamless Density |
| Additional Feature | AST Plus slickness additive |
| Hang Markers | 10 ft and 20 ft from tip |
FAQ
What makes the Seamless Density technology different from standard sinkers?
Seamless Density technology eliminates hinging and provides a smooth transition between densities, resulting in a straight-line connection to the fly and improved casting performance.
How does the AST Plus slickness additive improve performance?
The AST Plus additive enhances shooting ability and increases durability, allowing for better fly control and longer-lasting performance in water.
Is this sinker suitable for long leaders and multiple flies?
Yes, the sinker is overweighted by two line weights, making it ideal for long leaders and multiple flies during stillwater fishing.


Brian Kerr –
This sinker performs well in stillwater conditions. The U-shaped profile helps it stay stable while casting. The AST Plus additive makes it slide smoothly through the water. I’ve used it with long leaders and multiple flies without any issues. The textured markers help me judge depth easily.
Isaac Jones –
Great for searching different depths in lakes. The seamless density design prevents hinging, which improves accuracy. The 3/5/3 configuration works well for varying water conditions. Slightly heavier than expected, but that’s fine for longer casts.
Colin Hardacre –
I’ve used this sinker in both clear and murky water. It casts true and stays in place. The hang markers at 10 and 20 feet are very helpful. The durability is impressive after several weeks of use.