What Grade of Bolt is Required to Install Demco Straight Tongue Coupler DM15000-52
Updated 02/24/2026 | Published 02/21/2026
Question:
What grade of bolt is recommended to install a 2” ball coupler to 3” galvanized trailer ?? For the DM 15000 model, 1/2” size, should Stainless steel used?
asked by: Bruce
0
Expert Reply:
Hey Bruce, I would go with Grade 8 bolts to install the Demco Straight Tongue Coupler part # DM15000-52. Stainless would be a great choice too but that's not an absolute requirement.
expert reply by:
Jameson C
0
Product Page this Question was Asked From
Demco Straight Tongue Trailer Coupler - eZ-Latch - Silver - 2" Ball - Bolt On - 10,000 lbs
- Straight Tongue Trailer Coupler
- Standard Coupler
- 2 Inch Ball Coupler
- Bolt-On
- 10000 lbs GTW
- 3 Inch Channel
- Auto Latch
- 4-Bolt
- Marine Grade
- Demco
more information >
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