Dr.Fish

Dr.Fish DFTSYN3 Swivels

Swivel

4.5/ 5 on Amazon3,500Amazon ratings100+bought last month2.7ProductDome score

More reviewed than 94%

Limited evidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology

Best forYou need swivels for your terminal tackle and will verify size on the listing.

A Dr.Fish swivel built to reduce line twist between line and leader; confirm size, quantity and breaking strength on the current listing before buying.

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ProductDome scorecard

How it ranks among the 84 swivels we track

2.7/ 5ProductDome scoreLimited evidence

Owner satisfaction · 56% of scorecategory median 4.5★4.5

4.5★ across 3,500 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 290 ratings4.4

3,500 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score2.7

100+ bought on Amazon last month.

Data quality · 11% of score2.5

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 84 swivels we track - how the scorecard works · full swivels data report. Confidence: limited - incomplete product information.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

Terminal tackle brand Dr.Fish lists the DFTSYN3 as a swivel, though no additional specifications appear beyond category and brand. Swivels connect line to leader while reducing line twist from spinning lures or bait.

Swivels are a small but functional piece of terminal tackle, used to stop line twist from lures or bait that spin during retrieve. Dr.Fish focuses on terminal tackle accessories, though this particular listing does not include size, quantity, or strength rating.

Category: swivels
Brand: Dr.Fish
Model: DFTSYN3
Function: reduces line twist

Who it's for

Well matched to anglers who need swivels for their terminal tackle setup and are comfortable confirming size and breaking strength on the current listing. Not useful for anyone who needs a specific swivel size or strength confirmed before ordering.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out

Reduces line twist during retrieve
From a tackle brand focused on terminal tackle

What to check first

No size or quantity listed
No breaking strength specified

Performance notes

Swivels work by allowing the line and leader to rotate independently, which keeps a spinning lure or livebait from twisting the main line into knots. Performance depends on the size and breaking strength of the swivel, neither of which was included in this listing's data.

Specifications

Brand	Dr.Fish
Model	DFTSYN3

How it compares

This product against the closest alternatives we track in swivels.

Product	Amazon rating	Ratings	ProductDome score
Dr.Fish DFTSYN3 SwivelsThis product	4.5 / 5	3,500	2.7 / 5
200PCS Barrel Snap Swivel Fishing Accessories200PCS	4.6 / 5	6,284	4.4 / 5
ReeMoo RMO001 SwivelsReeMoo	4.6 / 5	3,734	4.4 / 5
AMYSPORTS QQ-BZZH-0225 SwivelsAMYSPORTS	4.5 / 5	6,239	4.4 / 5
Alwonder ALTSMF0_Q50_KSZ_US SwivelsAlwonder	4.4 / 5	1,723	4.3 / 5

Frequently asked

Questions about the Dr.Fish DFTSYN3

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

What does the Dr.Fish DFTSYN3 swivel do?

It connects line to leader or tackle while reducing line twist.

What is the breaking strength of these swivels?

Strength rating was not included in the listing data.