- STRONG BACK SERIES
- Coupling 4.29" x 7.38"
- Stainless Shear Ring
- 5/16" Nut
- Tighten to 60 lbs. torque
- Drainage applications ONLY
Shear Ring
- .012" Thick, 300 Series Stainless Steel
- Width manufactured according to coupling width (1.50", 2.13", or 4")
- Length manufactured according to coupling diameter
- Clamps spot welded in place