Silicone Reducing Elbow 90 degree 4.5" to 4" ID Short Radius - Gloss Black
Five-ply reinforced silicone for high strength.
We now recommend all silicone elbows be 5-ply or better.
Thick 7/32" to 1/4" wall construction.
Recommended clamps are 94100-0450 on the small end and 94100-0500 on the big end.