- STRONG BACK SERIES
- Coupling 4.50" x 5.25" (inside diameter)
- .12" Stainless Shear Ring
- Four Stainless steel spot welded clamps with 5/16" Nuts
- 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
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