
Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width
2" Body Width, Solid Brass Coupler Lock
Price as of 2026-06-21. Check Amazon for the current price.
Quick Decision
Is This Right For You?
- •Budget-conscious shoppers — priced below 76% of towing products and winches
- •Rating sits in the bottom 25% of towing products and winches — higher-rated options exist
- •SINGARO Fits offers a better rating (4.6/5) at a similar or lower price ($7)
- •SINGARO Fits — 40% cheaper at $7 (Score A+)
- •AUTMATCH D Ring Shackle 3/4" Shackles — higher rated at 4.8/5 ($24)
📊 Based on data analysis of 163 products in this category.
Mubboo Score: A-
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other towing products and winches
Computed from live Amazon rating, review count, and price across 163 towing products and winches · last refreshed 2026-06-21.
How It Compares
This Product Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width | Most Popular CURT 23518 Black Trailer Hitch Lock | Best Rated AUTMATCH D Ring Shackle 3/4" Shackles | Best Value SINGARO Fits | |
|---|---|---|---|---|
| Price | $11.67 | $19.97 | $23.99 | $6.99 |
| Rating | 4.5/5 | 4.5/5 | 4.8/5 | 4.6/5 |
| Reviews | 1,519 | 17,249 | 12,194 | 3,213 |
| Mubboo Score | A- | A | A | A+ |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Verify compatibility with your vehicle's hitch and coupler dimensions before purchasing, as some models may be too short or bulky for specific vehicles. These locks provide strong deterrence but can be defeated by determined thieves, so use them as part of a layered security strategy.
- High-quality, durable construction
- Excellent value for price
- Easy to install and use
- Effective theft deterrence and security
- Fit and clearance issues on specific vehicles
- Potential for rust or coating durability problems
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About Master Lock
- 8 products in our database
- Average rating: 4.5/5 across all products
- Price range: $8.99 – $118.85
- Categories: Bike Locks, cycling, towing-products-and-winches
Other towing products and winches




Bottom Line
Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width earns Mubboo Score A-. Priced at $12 — a budget-friendly option, below the category average of $38. Rated 4.5/5 from 1,519+ reviews. Strong buy if: budget-conscious shoppers. Skip if: rating sits in the bottom 25% of towing products and winches — CURT 23518 Black Trailer Hitch Lock (Score A, $20) may fit better.
Frequently Asked Questions
Is the Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width worth buying in 2026?
It earns a Mubboo Score of A-, with a 4.5/5 rating from 1,519 reviews — better than 25% of towing products and winches we track.
How much does the Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width cost?
It is currently $11.67 — budget-tier pricing for towing products and winches.
How does the 605DAT Shackle 15/16" Length x 7/16" Inner Width compare to other towing products and winches?
The category's most-reviewed alternative is the CURT 23518 Black Trailer Hitch Lock (4.5/5, 17,249 reviews, $19.97). The 605DAT Shackle 15/16" Length x 7/16" Inner Width carries a Mubboo Score of A- vs A.
Sources & References
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-21) and may change.